Digging Up Energy Savings Right in Your Backyard
Many people think geothermal energy means tapping the power of geyserlike hot springs from miles underground to turn turbines and generate electricity. There is, however, another way to make use of geothermal energy on a much smaller scale. Ground-source heat-pump geothermal systems take advantage of the earth’s constant temperature below the frost line to heat and cool buildings… Read More
By LORRAINE KREAHLING
Published: March 7, 2011