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Renewable & Non-Renewable Resources: Definition & Differences - Study.com
We use a variety of Earth's resources, but not all of them will be around forever.
http://study.com/academy/lesson/renewable-non-renewable-resources-definition-differences.html
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Definition & Examples of Renewable Resources - SF Gate
Renewable resources are an important aspect of sustainability. According to the U.S. Energy Information Administration, the most frequently used renewable resources are biomass, water, and geothermal.
http://homeguides.sfgate.com/definition-examples-renewable-resources-79625.html
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Top 10 Renewable Energy Sources
There are many sources of energy that are renewable and considered to be environmentally friendly and harness natural processes.
http://listverse.com/2009/05/01/top-10-renewable-energy-sources/
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What is Renewable Energy, Types of Renewable Energy Sources - NRDC
NRDC provides an interactive U.S. map highlighting the benefits of renewable energy resources in America. Get detailed county-specific information on renewable energy sources.
https://www.nrdc.org/issues/increase-renewable-energy
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Renewable Energy - Department of Energy
Learn how the Energy Department's investments in clean, renewable energy technologies -- including wind, solar and geothermal sources -- are helping strengthen the American economy.
http://energy.gov/science-innovation/energy-sources/renewable-energy
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Wind, Solar, Hydro And Other Alternate Energy Sources For Home Power
AltEnergy.org is helping public awareness of the coming energy crunch while working on creative solutions to ease the inevitable transition.
http://www.altenergy.org
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6 Things You Really Need To Know About Renewable Energy
Clean Technica - 6 things you really need to know about renewable energy
http://cleantechnica.com/2012/03/30/renewable-energy-facts/
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How Much U.S. Electricity Is Generated From Renewable Energy?
Energy Information Administration - EIA - Official Energy Statistics from the U.S. Government
http://www.eia.gov/energy_in_brief/article/renewable_electricity.cfm
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What Renewable Energy Source Has the Most Promise?
What renewable energy source, if any, has the most promise for becoming a major energy source?
http://www.wsj.com/articles/SB10001424127887324485004578424624254723536
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Renewable Energy - Wikipedia, the free encyclopedia
Renewable energy is generally defined as energy that is collected from resources which are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat.
https://en.wikipedia.org/wiki/Renewable_energy
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