1. Cheap.
2. Many industrial applications, including plastics, fertilizers.
3. Estimates of world oil reserves are uncertain. Peak oil discovery thought to be in
1960s.
4. Conventional and unconventional sources (shale, heavy oil).
C. Nuclear Power
2. Despite safety issues, growth area.
D. Coal
1. Pollutes heavily, but global consumption growing.
2. U.S. has world’s largest recoverable coal reserves.
E. Natural gas—low pollution, growing fuel source.
XVI. Renewable Energy Sources
A. Growth in sector has outpaced growth in fossil fuels in U.S. and EU.
B. Wind power now a mainstream electricity source.
C. Biomass
1. Relies on photosynthesis.
D. Solar photovoltaic power (PV)
1. Based on voltage created when certain materials exposed to light.
2. Fastest growing renewable power technology.
E. Concentrating solar thermal power (CSP)
1. Uses mirrors or lenses to collect sunlight that heats water.
2. Different technology than PV, growing plants in U.S., Spain.
F. Geothermal power
1. Source is heat stored in the earth.
2. Growing in Turkey, Iceland, Philippines, some in U.S.
G. Ocean Energy
1. Sun’s heat on water and mechanical energy of tides and waves.
2. Least mature of alternative energy sources.
3. Established in France, UK; growing in China, India, U.S.