Understand how alternative energy and renewable resources are changing our world, from geothermal to nuclear.
Get the rundown on how hydroelectric power sources may be helping or harming our planet.
Demand for oil goes down when all the energy-hungry people and countries start tightening their figurative belts.
BETTER WAYS TO MAKE AND USE ELECTRICITY
Corn Belt advocates push ethanol as a green fuel, but the EPA mulls whether to consider its indirect emissions.
After nearly 100 years of burning coal to heat and cool Congress, the U.S. Capitol Power Plant will switch over to less harmful natural gas.
A Japanese homeless man built himself a small shelter equipped with a solar panel to run his radio and TV.
Millions of dollars in funding has been spent on an idea that may never work.
A report looks at the environmental benefits and drawbacks of wind power.
Electric cars may be the future of transportation, but a bottleneck in the supply of lithium could create problems.
Video: Get this week's eco-tips from Carter Oosterhouse & Tichina Arnold.
Is "run-of-the-river" hydroelectric power greener than regular hydro?
Spain powers homes with energy from the sun.
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Downpours may be the next source of renewable energy.
Do carbon offsets companies deliver what they promise?
A novel depicts one town's struggle after we deplete our petroleum reserves.
Eco-entrepreneur on politics, energy and Earth's resources.
Russell blogs about the day's top science and eco-news.