Many homes in the Pacific Northwest still lack air conditioning. After 2009, when the first major heat wave hit the area, however, air conditioning installations soared. But many apartment dwellers and about 40% of homeowners still do without cooling during increasingly hot summers. And that’s the coolest part of the country, the rest of the nation is feeling more heat […]
According to a survey by the U.S. Energy Information Administration (EIA), air conditioning accounts for about 12% of U.S. energy costs. It’s a huge number, and a big problem for anyone worried about global warming. This massive consumption is compounded by the fact that air conditioning units use hydrofluorocarbons (HFCs) to provide their cooling power. Among the various greenhouse gases […]