High above the streets of Yibin City in southwest China, a helium-filled airship shaped like a streamlined Zeppelin has ...

The world’s largest wind turbine—currently being tested off the coast of China—has blades that are more than twice as long as a Boeing 777’s wingspan. It can generate 26 megawatts (MW) of energy, more ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

The simplest definition of wind is air in motion. Wind is generated by uneven pressure in the atmosphere, which is caused by uneven heating by the Sun, land, and oceans. The air closest to the ground ...

Last year was a huge victory for the UK’s renewable sector, with project approvals hitting an all-time high and offshore wind farms providing nearly 17 per cent of national electricity output. On 5 ...

2025 was a difficult year for clean energy, with major U.S. tax rollbacks and weak European auctions leading to widespread cancellations of solar, wind, and storage projects. Policy adjustments are ...