It’s not well understood how the Sun affects the Earth.
We count the number of sun spots, measure the sun’s irradiance and the size of solar storms. 680 more words
Hydro-power is power derived from the energy of falling water and running water, which may be harnessed for useful purposes. Since ancient times, hydro-power has been used for irrigation and the operation of various mechanical devices, such as watermills, sawmills textile mills, dock cranes, domestic lifts, and power houses. 397 more words
When offshore oil and gas installations reach the end of their working lives they are decommissioned and can either be removed from site, or modified to continue as artificial reefs, supporting the marine life that has developed on the structures over the years. 841 more words
As fossil fuels become scarcer and more expensive, and as the threat of climate change caused by greenhouse gas emissions increases, it is ever more important to consider alternatives in the fields of energy and transport. 747 more words