Deutsche Welle (English)

How do your diet and lifestyle affect how you age? Can cosmetics keep your skin looking youthful? In Good Shape looks at longevity and how to stay young!

Why Albanians are demonstrating against a Trump-family business project. +++ Can a dying Spanish village be saved?

Why do we feel the way we feel? How much of our behavior is truly under our control? The founder of psychoanalysis, Sigmund Freud, believed that the answers lie deep within our unconscious minds. His theories about dreams, childhood and hidden desires changed psychology forever.

China's tourism is surging—yet crisis and control are slowing growth. Kruger National Park celebrates 100 years of safari. Florida sees fewer international tourists—are politics playing a role?

Why do we feel the way we feel? How much of our behavior is truly under our control? The founder of psychoanalysis, Sigmund Freud, believed that the answers lie deep within our unconscious minds. His theories about dreams, childhood and hidden desires changed psychology forever.

Venice is a city unlike any other, so it's no surprise its cemetery is also unique. Located halfway between the city of Venice and the glassblowing island of Murano, Venetians find their final resting place on the cemetery island of San Michele.

Why do we feel the way we feel? How much of our behavior is truly under our control? The founder of psychoanalysis, Sigmund Freud, believed that the answers lie deep within our unconscious minds. His theories about dreams, childhood and hidden desires changed psychology forever.

Select DW podcasts enrich the program with current analyses of world politics and its influence on our daily lives. There will also be space in the program for lively discussions about social standards and taboos.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

Why Albanians are demonstrating against a Trump-family business project. +++ Can a dying Spanish village be saved?

Why do we feel the way we feel? How much of our behavior is truly under our control? The founder of psychoanalysis, Sigmund Freud, believed that the answers lie deep within our unconscious minds. His theories about dreams, childhood and hidden desires changed psychology forever.

Germany excels at invention but often fails to scale it. The SPRIN-D agency aims to speed up the path from research to market-ready technologies.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

Why do we feel the way we feel? How much of our behavior is truly under our control? The founder of psychoanalysis, Sigmund Freud, believed that the answers lie deep within our unconscious minds. His theories about dreams, childhood and hidden desires changed psychology forever.

Select DW podcasts enrich the program with current analyses of world politics and its influence on our daily lives. There will also be space in the program for lively discussions about social standards and taboos.

Venice is a city unlike any other, so it's no surprise its cemetery is also unique. Located halfway between the city of Venice and the glassblowing island of Murano, Venetians find their final resting place on the cemetery island of San Michele.

These are the stories of women giving birth at the hospital in Bethlehem. The Holy Family Hospital is a place of hope, in a region marked by conflict, violence and insecurity.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

Select DW podcasts enrich the program with current analyses of world politics and its influence on our daily lives. There will also be space in the program for lively discussions about social standards and taboos.

Venice is a city unlike any other, so it's no surprise its cemetery is also unique. Located halfway between the city of Venice and the glassblowing island of Murano, Venetians find their final resting place on the cemetery island of San Michele.

Gen Z is more fitness-crazy than ever before. We meet Mirtel, 17 years old, in Tallinn, Estonia - she has ONE goal: to win gold at the European Bodybuilding Championships. We accompany them through the toughest phase of preparation and go to the championship in Spain. What does it cost to give EVERYTHING for this - and will it be enough in the end?

A bad back often has no clear physical cause — but what often helps is movement. In Good Shape looks at what actually matters in back training and which workouts make a real difference.

These are the stories of women giving birth at the hospital in Bethlehem. The Holy Family Hospital is a place of hope, in a region marked by conflict, violence and insecurity.

Gen Z is more fitness-crazy than ever before. We meet Mirtel, 17 years old, in Tallinn, Estonia - she has ONE goal: to win gold at the European Bodybuilding Championships. We accompany them through the toughest phase of preparation and go to the championship in Spain. What does it cost to give EVERYTHING for this - and will it be enough in the end?

Select DW podcasts enrich the program with current analyses of world politics and its influence on our daily lives. There will also be space in the program for lively discussions about social standards and taboos.

Gen Z is more fitness-crazy than ever before. We meet Mirtel, 17 years old, in Tallinn, Estonia - she has ONE goal: to win gold at the European Bodybuilding Championships. We accompany them through the toughest phase of preparation and go to the championship in Spain. What does it cost to give EVERYTHING for this - and will it be enough in the end?

These are the stories of women giving birth at the hospital in Bethlehem. The Holy Family Hospital is a place of hope, in a region marked by conflict, violence and insecurity.

Gen Z is more fitness-crazy than ever before. We meet Mirtel, 17 years old, in Tallinn, Estonia - she has ONE goal: to win gold at the European Bodybuilding Championships. We accompany them through the toughest phase of preparation and go to the championship in Spain. What does it cost to give EVERYTHING for this - and will it be enough in the end?

Germany's Transrapid maglev train was once hailed as the future of transportation, reaching speeds of up to 450 km/h. REV explores why the ambitious project failed. Also, we puts the new BMW M5 Touring to the test.

A conflict over Taiwan wouldn't just be a regional crisis, it could wipe $2 trillion off Europe's economy in a single year. That's worse than the financial crisis from 2008 or Covid.

Humpback whales hunt in teams, building a "net" of bubbles around fish. China and Europe investigate Earth's magnetic field. And shock: scrolling wastes time!

Venice is a city unlike any other, so it's no surprise its cemetery is also unique. Located halfway between the city of Venice and the glassblowing island of Murano, Venetians find their final resting place on the cemetery island of San Michele.

Gen Z is more fitness-crazy than ever before. We meet Mirtel, 17 years old, in Tallinn, Estonia - she has ONE goal: to win gold at the European Bodybuilding Championships. We accompany them through the toughest phase of preparation and go to the championship in Spain. What does it cost to give EVERYTHING for this - and will it be enough in the end?

This week's show explores the push to promote African languages in classrooms, the challenges of changing entrenched systems, and the real-life impact on learners. Is it time to rethink how Africa learns?

Gen Z is more fitness-crazy than ever before. We meet Mirtel, 17 years old, in Tallinn, Estonia - she has ONE goal: to win gold at the European Bodybuilding Championships. We accompany them through the toughest phase of preparation and go to the championship in Spain. What does it cost to give EVERYTHING for this - and will it be enough in the end?

Germany's Transrapid maglev train was once hailed as the future of transportation, reaching speeds of up to 450 km/h. REV explores why the ambitious project failed. Also, we puts the new BMW M5 Touring to the test.

Humpback whales hunt in teams, building a "net" of bubbles around fish. China and Europe investigate Earth's magnetic field. And shock: scrolling wastes time!

In 2014, the first flood caught the sleeping residents of the Javanese village off guard. Since then, rising sea tides have kept engulfing the village. The water is still rising — up to 15 centimeters in a year.

A bad back often has no clear physical cause — but what often helps is movement. In Good Shape looks at what actually matters in back training and which workouts make a real difference.

What is their recipe for success? What challenges do they face? How do women in Asian society assert themselves in an industry still dominated by men? What is currently in vogue in the culinary world? In what way do cultural, social and ethical considerations also play a role?

This film tells the story of Ahmed and his family, camel herders in the deserts of western India. For generations, they've roamed the barren land with their animals, leading lives shaped by tradition and nature.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

What is their recipe for success? What challenges do they face? How do women in Asian society assert themselves in an industry still dominated by men? What is currently in vogue in the culinary world? In what way do cultural, social and ethical considerations also play a role?

This week's show explores the push to promote African languages in classrooms, the challenges of changing entrenched systems, and the real-life impact on learners. Is it time to rethink how Africa learns?

Why do we feel the way we feel? How much of our behavior is truly under our control? The founder of psychoanalysis, Sigmund Freud, believed that the answers lie deep within our unconscious minds. His theories about dreams, childhood and hidden desires changed psychology forever.

This week's show explores the push to promote African languages in classrooms, the challenges of changing entrenched systems, and the real-life impact on learners. Is it time to rethink how Africa learns?

These are the stories of women giving birth at the hospital in Bethlehem. The Holy Family Hospital is a place of hope, in a region marked by conflict, violence and insecurity.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

China's tourism is surging—yet crisis and control are slowing growth. Kruger National Park celebrates 100 years of safari. Florida sees fewer international tourists—are politics playing a role?

This film tells the story of Ahmed and his family, camel herders in the deserts of western India. For generations, they've roamed the barren land with their animals, leading lives shaped by tradition and nature.

Humpback whales hunt in teams, building a "net" of bubbles around fish. China and Europe investigate Earth's magnetic field. And shock: scrolling wastes time!

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

A bad back often has no clear physical cause — but what often helps is movement. In Good Shape looks at what actually matters in back training and which workouts make a real difference.

What is their recipe for success? What challenges do they face? How do women in Asian society assert themselves in an industry still dominated by men? What is currently in vogue in the culinary world? In what way do cultural, social and ethical considerations also play a role?

These are the stories of women giving birth at the hospital in Bethlehem. The Holy Family Hospital is a place of hope, in a region marked by conflict, violence and insecurity.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

Germany's Transrapid maglev train was once hailed as the future of transportation, reaching speeds of up to 450 km/h. REV explores why the ambitious project failed. Also, we puts the new BMW M5 Touring to the test.

This film tells the story of Ahmed and his family, camel herders in the deserts of western India. For generations, they've roamed the barren land with their animals, leading lives shaped by tradition and nature.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

What is their recipe for success? What challenges do they face? How do women in Asian society assert themselves in an industry still dominated by men? What is currently in vogue in the culinary world? In what way do cultural, social and ethical considerations also play a role?

Venice is a city unlike any other, so it's no surprise its cemetery is also unique. Located halfway between the city of Venice and the glassblowing island of Murano, Venetians find their final resting place on the cemetery island of San Michele.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

This week's show explores the push to promote African languages in classrooms, the challenges of changing entrenched systems, and the real-life impact on learners. Is it time to rethink how Africa learns?

Germany's Transrapid maglev train was once hailed as the future of transportation, reaching speeds of up to 450 km/h. REV explores why the ambitious project failed. Also, we puts the new BMW M5 Touring to the test.

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

What is their recipe for success? What challenges do they face? How do women in Asian society assert themselves in an industry still dominated by men? What is currently in vogue in the culinary world? In what way do cultural, social and ethical considerations also play a role?

In 2014, the first flood caught the sleeping residents of the Javanese village off guard. Since then, rising sea tides have kept engulfing the village. The water is still rising — up to 15 centimeters in a year.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

Gen Z is more fitness-crazy than ever before. We meet Mirtel, 17 years old, in Tallinn, Estonia - she has ONE goal: to win gold at the European Bodybuilding Championships. We accompany them through the toughest phase of preparation and go to the championship in Spain. What does it cost to give EVERYTHING for this - and will it be enough in the end?

250 years of the US Declaration of Independence; a look at its history. And: Looksmaxxing - a dangerous social media trend that's promising young men success through extreme appearance optimization.

Today, host Bibi Raii meets with Juliet Olanipekun, Princess of Arigigi Akoko to talk about the luxury of Nigerian designs and to try them on — as this episode is all about: African Taste, on African terms.

In the Baltic states, athletes are preparing for more than just competition. As Russia's war in Ukraine reshapes Europe's security landscape, athletes in Latvia, Lithuania and Estonia balance elite training with military service. From conscription to volunteer defense leagues, their skills are increasingly tied to national defense, blurring the line between being an athlete and a soldier.

Germany's Transrapid maglev train was once hailed as the future of transportation, reaching speeds of up to 450 km/h. REV explores why the ambitious project failed. Also, we puts the new BMW M5 Touring to the test.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

In the Baltic states, athletes are preparing for more than just competition. As Russia's war in Ukraine reshapes Europe's security landscape, athletes in Latvia, Lithuania and Estonia balance elite training with military service. From conscription to volunteer defense leagues, their skills are increasingly tied to national defense, blurring the line between being an athlete and a soldier.

What is their recipe for success? What challenges do they face? How do women in Asian society assert themselves in an industry still dominated by men? What is currently in vogue in the culinary world? In what way do cultural, social and ethical considerations also play a role?

Humpback whales hunt in teams, building a "net" of bubbles around fish. China and Europe investigate Earth's magnetic field. And shock: scrolling wastes time!

Today, host Bibi Raii meets with Juliet Olanipekun, Princess of Arigigi Akoko to talk about the luxury of Nigerian designs and to try them on — as this episode is all about: African Taste, on African terms.

How do you heal when the world tells you to toughen up? In this unfiltered episode of Don't Hold Back, award-winning activist, author, poet, and father, Zola Tshayana, joins Nozibele Qamngana-Mayaba for a raw conversation on men, mental health, and the urgent need for change.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

Germany's Transrapid maglev train was once hailed as the future of transportation, reaching speeds of up to 450 km/h. REV explores why the ambitious project failed. Also, we puts the new BMW M5 Touring to the test.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

A "tree ambulance” in Kolkata is saving trees, fighting heat waves, and protecting biodiversity. Plus: turning wastewater into a solution for water scarcity.

How do you heal when the world tells you to toughen up? In this unfiltered episode of Don't Hold Back, award-winning activist, author, poet, and father, Zola Tshayana, joins Nozibele Qamngana-Mayaba for a raw conversation on men, mental health, and the urgent need for change.

A bad back often has no clear physical cause — but what often helps is movement. In Good Shape looks at what actually matters in back training and which workouts make a real difference.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

Humpback whales hunt in teams, building a "net" of bubbles around fish. China and Europe investigate Earth's magnetic field. And shock: scrolling wastes time!

In the Baltic states, athletes are preparing for more than just competition. As Russia's war in Ukraine reshapes Europe's security landscape, athletes in Latvia, Lithuania and Estonia balance elite training with military service. From conscription to volunteer defense leagues, their skills are increasingly tied to national defense, blurring the line between being an athlete and a soldier.

Ghanaian singer Wiyaala returns home to the village of Funsi, using her fame to improve sanitation and bring better health to her community. Also: An artist in Mali is painting public buses to spread awareness about the climate crisis.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

These are the stories of women giving birth at the hospital in Bethlehem. The Holy Family Hospital is a place of hope, in a region marked by conflict, violence and insecurity.

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

How do you heal when the world tells you to toughen up? In this unfiltered episode of Don't Hold Back, award-winning activist, author, poet, and father, Zola Tshayana, joins Nozibele Qamngana-Mayaba for a raw conversation on men, mental health, and the urgent need for change.

Our deep dive format explains the stories that matter - with clarity, context and journalistic rigor. Each segment goes beyond the headlines to uncover what's driving key developments around the world, featuring sharp analysis, expert voices and exclusive on the ground insights from where events are unfolding.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

In the Baltic states, athletes are preparing for more than just competition. As Russia's war in Ukraine reshapes Europe's security landscape, athletes in Latvia, Lithuania and Estonia balance elite training with military service. From conscription to volunteer defense leagues, their skills are increasingly tied to national defense, blurring the line between being an athlete and a soldier.

Venice is a city unlike any other, so it's no surprise its cemetery is also unique. Located halfway between the city of Venice and the glassblowing island of Murano, Venetians find their final resting place on the cemetery island of San Michele.

Ghanaian singer Wiyaala returns home to the village of Funsi, using her fame to improve sanitation and bring better health to her community. Also: An artist in Mali is painting public buses to spread awareness about the climate crisis.

These are the stories of women giving birth at the hospital in Bethlehem. The Holy Family Hospital is a place of hope, in a region marked by conflict, violence and insecurity.

The dust is settling after a new US-Iran deal — but one question still matters: when will oil prices feel normal again? Since the war began in late February, markets have been on a rollercoaster. And even with an agreement in place, the damage isn't just political—it's physical.

This week's show explores the push to promote African languages in classrooms, the challenges of changing entrenched systems, and the real-life impact on learners. Is it time to rethink how Africa learns?

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

The dust is settling after a new US-Iran deal — but one question still matters: when will oil prices feel normal again? Since the war began in late February, markets have been on a rollercoaster. And even with an agreement in place, the damage isn't just political—it's physical.

250 years of the US Declaration of Independence; a look at its history. And: Looksmaxxing - a dangerous social media trend that's promising young men success through extreme appearance optimization.

The dust is settling after a new US-Iran deal — but one question still matters: when will oil prices feel normal again? Since the war began in late February, markets have been on a rollercoaster. And even with an agreement in place, the damage isn't just political—it's physical.

How do you heal when the world tells you to toughen up? In this unfiltered episode of Don't Hold Back, award-winning activist, author, poet, and father, Zola Tshayana, joins Nozibele Qamngana-Mayaba for a raw conversation on men, mental health, and the urgent need for change.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

Rügen is one of Germany's most popular travel destinations, and one of its most sensitive natural areas. As millions of visitors flock to the beaches and chalk cliffs here each year, nature conservation and tourism inevitably conflict.

The dust is settling after a new US-Iran deal — but one question still matters: when will oil prices feel normal again? Since the war began in late February, markets have been on a rollercoaster. And even with an agreement in place, the damage isn't just political—it's physical.

Ghanaian singer Wiyaala returns home to the village of Funsi, using her fame to improve sanitation and bring better health to her community. Also: An artist in Mali is painting public buses to spread awareness about the climate crisis.

Nikola Tesla, born in 1856 in what is now Croatia, was one of the world's greatest inventors. He developed numerous innovations in the field of electrical engineering and was granted over 280 patents, many of them in the USA.

Germany's Transrapid maglev train was once hailed as the future of transportation, reaching speeds of up to 450 km/h. REV explores why the ambitious project failed. Also, we puts the new BMW M5 Touring to the test.

The dust is settling after a new US-Iran deal — but one question still matters: when will oil prices feel normal again? Since the war began in late February, markets have been on a rollercoaster. And even with an agreement in place, the damage isn't just political—it's physical.

Nikola Tesla, born in 1856 in what is now Croatia, was one of the world's greatest inventors. He developed numerous innovations in the field of electrical engineering and was granted over 280 patents, many of them in the USA.

A "tree ambulance” in Kolkata is saving trees, fighting heat waves, and protecting biodiversity. Plus: turning wastewater into a solution for water scarcity.

The dust is settling after a new US-Iran deal — but one question still matters: when will oil prices feel normal again? Since the war began in late February, markets have been on a rollercoaster. And even with an agreement in place, the damage isn't just political—it's physical.

250 years of the US Declaration of Independence; a look at its history. And: Looksmaxxing - a dangerous social media trend that's promising young men success through extreme appearance optimization.

On 22 June 1941, the German Wehrmacht launched a war of aggression against the Soviet Union. Under the code name ‘Operation Barbarossa', the campaign aimed to bring the vast country in the east to its knees. Millions of people died as a result.

Ghanaian singer Wiyaala returns home to the village of Funsi, using her fame to improve sanitation and bring better health to her community. Also: An artist in Mali is painting public buses to spread awareness about the climate crisis.

Nikola Tesla, born in 1856 in what is now Croatia, was one of the world's greatest inventors. He developed numerous innovations in the field of electrical engineering and was granted over 280 patents, many of them in the USA.

Humpback whales hunt in teams, building a "net" of bubbles around fish. China and Europe investigate Earth's magnetic field. And shock: scrolling wastes time!

A bad back often has no clear physical cause — but what often helps is movement. In Good Shape looks at what actually matters in back training and which workouts make a real difference.

Could quantum computers break the internet as we know it? Meta's AI is checking your age, Nvidia wants your PC to think for you, and AI is even entering religion. But at what cost?

What happens when you combine the incredibly powerful algorithm of TikTok with the instant gratification of cheap, trendy, fast shopping? You get TikTok Shop. The new feature is growing around the world and is starting to nip at the feet of giants like Shein and Temu.

A "tree ambulance” in Kolkata is saving trees, fighting heat waves, and protecting biodiversity. Plus: turning wastewater into a solution for water scarcity.