For a few hours in July, 78 percent of Germany's power was generated by renewables like solar and wind. The country is spending €200 billion to move away from fossil fuels permanently.
Funded by state cap-and-trade revenue, Los Angeles' program will introduce an electric car-sharing fleet to lower carbon emissions and serve disadvantaged communities.
In this red state, publicly owned utilities provide electricity to all 1.8 million people. Here's how Nebraska took its energy out of corporate hands and made it affordable for everyday residents.
An app that combines the affordability of ride sharing with the reliability of taxis. Playgrounds built as sponges for reusable greywater. From Finland to California, the cities of the future are here.
The Appalachian Transition Fellows are young people who will spend this year building diverse job opportunities in the coal-country counties that need them most.
Beyond the dangers of derailment and explosions, Seattleites are worried about oil-by-rail shipping's effect on the climate. Here's what they did about it.
The public comment period for the Keystone XL pipeline opened on Wednesday. This video is the comment from California-based climate group Movement Generation.
Recent signs that Barack Obama may approve the Keystone XL pipeline have some environmentalists feeling down about the future of the climate. But huge and positive changes are quietly taking place.