Renewable energy is a perfect alternative to non-renewable fossil fuel energy. Renewable energy we can get it is solar energy, water power and wind energy. This kind of energy is unfailing and inexhaustible and simply clean for natural environment. Every kind of renewable energy have own specifics, but the most efficient is solar energy.   Solar energy is one from the most important renewable energy source, and we can use solar energy in two ways,  as solar thermal and solar electric by installing of solar PV panels. Both kind of solar panels give us profits. In present time, while we are fighting with climate changing, a solar energy is one most important renewable energy source. Energy of solar rays we can use on two fronts, solar thermal panel and solar PV for electric production. More popular are solar PV panels,  they generate electricity from the sun. Another kind of solar panels, solar thermal panels, are used to heat water which is in turn used as hot water in the kitchen and bathroom or to heat spaces in the house.   How does solar panel work?   A solar thermal panel is a device to absorb energy from the sun […] read more