It tracks the growth of wind power and solar photovoltaics and shows that these markets grew 20 fold from 2000 to 2010.

The basic properties of active solar photovoltaics were described in the 19th century; photovoltaic solar panels have been around since the 1950s.

"How to get solar photovoltaics in the building."

China produces 30% of the world's solar photovoltaics (PV).

Solar roadway - a road surface that generates electricity by solar photovoltaics.

Most of the homes use solar photovoltaics, with a few complemented by wind turbines for electric power.

Grid-connected solar photovoltaics (PV) is the fastest growing energy technology in the world.

There are many other technologies that can be and are used to generate electricity such as solar photovoltaics and geothermal power.

Other energy sources include solar photovoltaics and geothermal power.

By 2018 it is forecast that the three main clean technology sectors, solar photovoltaics, wind power, and biofuels, will have revenues of $325.1bn.