Factory farms' overuse of antibiotics is threatening the efficacy of the drugs on humans.
A handful of California and Washington fueling stations are selling biofuel made with algae oil. Could cellulosic biofuels be far behind?
Activists are pushing for divestment from dirty energy companies. Let's couple that with investments in community-owned, small-scale renewables.
Lots of old, coal-fired power plants are expected to shut down in coming years, says the Union of Concerned Scientists. All that poor CO2, all dressed up with no place to go.
Climate change? Rising seas? Monster storms? Science can fix that, thanks to the miracle of geoengineering. Here's everything you need to know.
The U.S. is on track to become the world's top oil producer, says the International Energy Agency. Does that sound like good news? It's not.
If they don't, it would be pretty... well, you know.
Protests have stalled construction of new tar-sands pipelines, so oil companies are now shipping their goop south by rail.
Three months after a fire at Chevron's Richmond refinery, the oil giant says it is rebuilding to pollute as usual.