May 10, 2018, 8:12 a.m. by Noel Kirkpatrick
But energy savings are expected to make up for the increased cost of the homes.
Scenes from the TVA coal disaster
February 13, 2009, 5:23 p.m.
Photographs taken by United Mountain Defense in the days following the spill show the widespread impact on the surrounding community and countryside.
What is solar energy?
February 9, 2009, 11:21 a.m.
Learn how solar energy works and why it is a natural, renewable, but intermittent resource.
Salazar scraps sale of oil-and-gas leases in Utah
February 5, 2009, 9:35 a.m.
Interior Secretary Ken Salazar reverses Bush policies and scraps drilling leases on federal land in Utah's redrock country.
What is wind power
February 4, 2009, 3:20 p.m.
Today, the windmill's modern equivalent—a wind turbine—can use the wind's energy to generate electricity.
Green energy sources
February 4, 2009, 11:23 a.m.
From solar to geothermal to biomass and wind, explore our guide to green energy sources.
Green States: Energy Department, still about the bomb
January 15, 2009, 4:17 p.m. by Peter Dykstra
As Obama plans for an energy makeover, his Department of Energy is still focused on nuclear weapons.
The lonely gallon 12/30/2008
December 30, 2008, 2:10 p.m.
What happens when a family of fuel cans makes a cross-country trek to meet a Norfolk Southern train? Find out in this spot that highlights the railroad’s role
EcoSense for Living: Weather stripping and light bulbs
December 24, 2008, 6:04 p.m. by Emily Murphy
Clark Howard offers more money saving tips on weather stripping and light bulbs.
EcoSense for Living: Save money on home energy costs
December 24, 2008, 5:52 p.m. by Emily Murphy
Clark shares money-saving tips on insulation and innovative energy devices.