Italian researchers have reviewed different system configurations for photovoltaic-thermal solar-assisted heat pumps in buildings. They say that using the PV-thermal collector as the heat pump’s ...

Comet-ME has developed a solar-powered submersible borehole piston pump for off-grid communities and smallholders to use for irrigation and domestic purposes. The device, compatible with PV systems ...

Nearly half of irrigation costs in Bangladesh are due to irrigation, and the diesel pumps that currently power irrigation networks are responsible for 1.6% of the country’s greenhouse gas emissions.