Clean energy is growing again in the U.S. as investments in renewables increased in 2014 after a two-year decline.
If built, the Keystone XL pipeline would send about 800,000 barrels of Canadian tar sands oil per day to refineries in Texas.
Currently, there is not a single wind turbine generating even a watt of electricity in American waters , but that could soon change.
Technological progress has been brutal to the yellow pages and compact discs. Coal may be headed the same way in the U.S.
Driving an electric car could be worse for both the climate and public health if the electricity that runs it was generated at a coal-fired power plant.
By 2050, the technology will likely be available to provide 80 percent of America’s electricity from wind, solar and other renewable sources.
The odds that any climate agreement among the biggest greenhouse emitters will succeed became a little greater as China & U.S. commit to slash carbon pollution.
Once the stuff of electronics geeks rifling through circuit board component drawers at Radio Shack, LEDs are today the rising heroes of energy efficiency.
What if reservoirs that store water and produce electricity were among some of the world’s largest contributors of greenhouse gas emissions?
As California’s historic drought dries up the state’s water supplies and withers its crops, it’s also shaking up the way electricity is produced there.