French inventor Jean Pain figured out ways to harvest the heat produced by composting for heating water and air.
Keeping your pool water warm requires a lot of electricity; this DIY pool heater option allows you to cut or even eliminate that expense.
The pace of solar energy development is accelerating as the installation of rooftop solar water heaters takes off. Unlike solar photovoltaic (PV) panels that convert solar radiation into electricity, these “solar thermal collectors” use the sun’s energy to heat water, space, or both.
Living off the grid sounds romantic…no more bills from dirty energy companies, self-sufficiency, green power, etc.; however, there is one “dirty little secret” found in most alternative energy homes. Without [ … ]