United States' first wind farm goes online
Cooling devices are critical for millions of people worldwide, particularly with rising temperatures. But while such appliances save lives, they're also big contributors to global warming. Can we stay cool sustainably?
Germany has more than 28,000 wind turbines — but many are old and by 2023 more than a third must be decommissioned. Disposing of them is a huge environmental problem. Expert Jan Tessmer tells DW he's optimistic.
Investment in renewable energy continues to grow at a record pace as countries look to move away from fossil fuel-based power production to eco-friendly generation. Over half of world's new solar capacity is in China.
Industrialized countries have subsidized the use of biofuels in an effort to reduce greenhouse gas emissions. But campaigners say a focus on bio-based crops for fuel may actually be doing more harm than good.
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