Orsted, a Danish wind farm developer, has been hammered by high costs and President Trump’s efforts to stymie renewable energy. Its struggles are rippling across Denmark.

© Thomas Traasdahl/Agence France-Presse — Getty Images

With federal subsidies ending or becoming hard to claim, companies are racing ahead with solar, wind and battery projects.

© Kyle Grantham for The New York Times

China is building a network of ultrahigh-voltage power lines to carry solar and wind energy hundreds and even thousands of miles as few citizens dare to protest.

China is using the high-altitude expanse for immense solar panel farms and wind turbines and has begun work on the world’s largest hydroelectric dams.

The president is going after clean energy, and Americans will face higher bills as a result.

The world generated more electricity from renewable energy than coal for the first time ever, a new report finds. The United States is lagging behind.

Domestic coal can’t compete with batteries, solar and gas much longer.

Laos is just one of the emerging markets where China’s green-tech revolution is installing more than cheap energy.

Its vast investment in solar, wind and batteries is on track to end an era of global growth in the use of coal, oil and gas, the researchers said.

Across the country, unmasked wildfire fighters are falling ill and dying. Hannah Dreier talks about her investigation into the risks these workers face.

A surge in high quality research and patent applications has cemented China’s dominance in the industry.