Many consider e-cars a sustainable alternative to gasoline- and diesel-powered transportation. But it’s not that straightforward. We analyze some of the issues.

Berlin’s population grows by about 20,000 a year. Forecasts say the city will be home to 4 million people by 2030.  Its streets are increasingly busy as cars, cyclists and pedestrians vie for space. We talk to experts about sustainable solutions.

As the world’s sprawling megacities continue to grow, so do problems for their populations. They need new concepts for mobility, sustainability and urban planning – sooner rather than later.

Ten years ago, 74 member countries of the United Nations gave themselves an enormous task: to restore 3.5 million square kilometers of the world's rainforests by 2030. But how exactly will that be possible?

The coronavirus brought the airline industry to a standstill. Thousands of jobs were cut, leaving Europe’s airports in chaos. Now the staff can’t be replaced fast enough. The result: vacation trips for many have been turned into nightmares.

How can fuel be made from CO2? With the help of an expert and a lab experiment, DW reporter Ahmad Kalaji found out – and was surprised by what he learned.

Gasoline prices have risen substantially in the US – even if not to the same degree as in e.g. Europe. But disrupted supply chains and the war in Ukraine have changed things, and people are on edge. A report from California’s west coast.

Vast swaths of land are being cleared to make way for solar power plants. Renewable energies are the future, but to what extent should fields and woods be sacrificed to make way for solar power plants? It's an environmental dilemma.

The oceans supply just 2% of global food. With fish farming now the fastest growing food production activity in the world, that could change. But even though it’s been practiced for thousands of years, fish farming poses environmental challenges.

Meat supplied our ancestors with important nutrients. Once a luxury, today meat is a globalized commodity that gets produced as cheaply as possible and we often have no idea where it comes from. Where did the meat industry go wrong?