Solar energy

Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could make it a reality.

Some say advances in perovskite solar cells mean we are on the brink of the next solar energy revolution. Others aren't so sure.

From conserving water to scaling up solar, Sin City is investing millions in sustainability measures.

For decades, Native Americans were reliant on the US government to bring them power. Now, that may be changing.

Florida's Babcock Ranch was built to survive a storm. Hurricane Ian was the town's first test. Incredibly, the community weathered the storm – emerging almost unscathed.

The US needs a million more electricians to meet its climate goals. Breaking down barriers for women in the industry could help recruit them.

Rooftop solar panels are offering the promise of a more normal way of living in Lebanon amidst an unsteady electricity supply – for those who can afford it.

The world's first solar power station was built before World War One, created by a man with a vision for cleaner air.