| Solar Energy Facts That Could Change Your World |
| Written by Jim Gallow | |
| Tuesday, 13 April 2010 | |
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There is a huge interest in learning more about solar energy facts these days because more and more people are interested in green energy.
There is a huge interest in learning more about solar energy facts these days because more and more people are interested in green energy. Many people are very excited about the possibilities that solar energy could bring to our society. Effectively harvesting this energy to revolutionize our society and how we live. To help you learn more about solar energy facts, here are 7 of them to help increase your green energy knowledge. 1. The earth receives and amazing 174 pentawatts of solar radiation every day. But a large portion, about 30%, is reflected back into space, and is unable to be used. 2. Currently solar cells have about a 15% efficiency rate. This means that of all the solar radiation that enter them, about 15% is converted to energy. 3. If solar cells were placed in Africa's Sahara Desert, it would generate 450 tarawatts of energy per year. Currently the annual global energy consumption is only about 13 tarawatts. 4. The amount of solar energy that reaches the surface of the earth is so big in one year that is about twice as much then will ever be claimed from all of the Earth's nonrenewable resources like coal, oil, uranium, and natural gas. 5. The sun is about 93,000,000 miles away, and if you estimate that light travels at 186,282 miles per second, it would take about eight minutes for light to travel from the Sun to the earth. 6. The great Leonardo da Vinci was one of the first people ever to predict solar industrialization way back in 1447. He was a famous philosopher and one of the greatest artists of all time. 7. Some people estimate that up to 15-20% of people in the world are without electricity, so the next time you are watching TV, be grateful. These are just a few of the many amazing solar energy facts are out there. If you are interested in creating more about free energy you should learn all you can about this valuable resource. The Article Author: Learn more about solar energy facts by visiting our website, and to learn about the exciting Magniwork perpetual generator. |
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