Articles

This year's Arctic sea ice hit a new low.

Phil Plait Climate & Energy

City officials say the shift to 100-percent renewable energy is a way to save cash, not the planet.

Tom Dart Technology

Did the iPhone cleanse change my life? No. Was it difficult? Not remotely.

Eve Andrews Technology

Candles? Curly-Q bulbs? LEDs? What's an eco-minded reader to do? Umbra's answer is brilliant.

Ask Umbra® Culture

Utility companies claim solar-powered homes are raising everyone else's electric bills.

Tim McDonnell Technology

Scientist Ken Caldeira explains.

Jeremy Schulman Technology

I'm sorry -- we need to talk about this.

Eve Andrews Culture

The owner of a single-room occupancy building in San Francisco's Chinatown takes aim at good old-fashioned clothesline drying.

Heather Smith Culture

Greens hoped that Chief Justice Roberts would continue a recent green streak. Their hopes were just dashed.

Brentin Mock Technology

Japan has spent nearly $2 billion for coal plants -- and they're calling it all "climate finance."

Tim McDonnell Technology

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