It's a significant limitation when designing solar heating for a greenhouse, which needs heat the most when the sun isn't out. Consequently, it's best to regard solar heating as a supplement to other ...

Researchers at the University of Nottingham have investigated the performance of a shallow geothermal heat pump coupled to a PV system for the heating and cooling of a greenhouse. Described in the ...

That number is only expected to grow as governments around the world push to achieve greenhouse gas reduction goals. "Switching from fossil fuel heat-generating devices, such as furnaces and ...

A new program in Framingham, Massachusetts is leading the transition from gas to geothermal heating and cooling.