The dream of clean hydrogen has tantalized energy experts for years, but producing it has been tough. Many start-ups think the answer could lie beneath our feet.

The residents of Isle de Jean Charles in Louisiana found safety after moving to higher ground. But the experience left some of them warning others facing relocation: ‘Don’t do it.’

The Trump administration broke the law, Michigan and others told a court, by declaring an “energy emergency” and forcing an aging coal-burning plant to keep operating.

Stardust Solutions says its tiny spheres can reflect the sun’s rays without harming people or the environment. Critics say private companies have no business altering Earth’s atmosphere.

Lithuanian officials hope restored peat bogs can reinforce the border in addition to locking away planet-warming carbon.

When researchers used GPS devices to monitor the nests of Hawaiian honeycreepers, they found dozens of cases of brazen avian burglary.