Geothermal energy, or ground-source heat pumps, which use the earth as a heat sink are getting more interest as people look to cut the cord on fossil fuels. Martin LaMonica is a senior writer covering ...
Geothermal heat pumps use the earth's consistent temperatures below the frost line to warm homes in the winter and cool them in summer. Credit: Dave Pape/CC-BY-2.0 Sign up to receive our latest ...
Researchers at the University of Padova in Italy have proposed to improve the performance of residential air heat pumps with air-geothermal heat exchangers and have found this combination may reduce ...
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