The 50 Issues

Issue #30: Consider the Alternatives

Renewable Energy Basics
"No single solution can meet our society's future energy needs. The answer lies instead in a family of diverse energy technologies that share a common thread: they do not deplete our natural resources or destroy our environment. Renewable energy technologies tap into natural cycles and systems, turning the ever-present energy around us into usable forms. The movement of wind and water, the heat and light of the sun, heat in the ground, the carbohydrates in plants-all are natural energy sources that can supply our needs in a sustainable way...Read More

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partner Union of Concerned Scientists Renewable energy technologies do not deplete our natural resources or destroy our environment. Instead, they tap into natural cycles and systems, turning the ever-present energy around us into usable forms. The movement of wind and water, the heat and light of the sun, heat in the ground,... read more


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  • How Geothermal Energy Works
    Heat from the earth can be used as an energy source in many ways, from large and complex power stations to small and relatively simple pumping systems. This heat energy, known as geothermal energy, can be found almost anywhere-as far away as remote deep wells in Indonesia and as close...
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Environmental News

news Spray-On Solar-Power Cells

Scientists have invented a plastic solar cell that can turn the sun's power into electrical... read more

news Hydrokinetic Permits Abound

The nation's first hydrokinetic pilot project proposal has come in an unexpected place -- the Yukon... read more