Forest Canopy

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  • ... {"additionalClasses":""}] It takes energy to make energy | Photo:  Pedro Szekely /Flickr/ Creative ... referred to in renewable energy circles as " energy return on energy invested ," or EROEI , and it's a crucial measurement of ...
  • ...     In the United States we use a lot of energy to move people and cargo from place to place.  In 2010 , about 28 ... largely derived from corn, and has a very low  Energy Return on Energy Invested ( EROEI ) . Corn ethanol in the US ...
  • ...   The interior of the Earth is hot, mainly from energy released by decay of radioactive elements. In some places on the planet, the crust is either thin enough or fractured enough that some ...
  • ... The quickest, cheapest way to clean up our energy act | Photo:  Nicholas Liby /Flickr/ Creative Commons License ... without. Privation. Freezing in the dark. The good news is that we can conserve energy without giving up much in the way of ...
  • ... generation" comes up a lot in discussions of renewable energy , but its meaning isn't particularly easy to guess at. Most often ... transmission, and consumption. As we note in  our explainer on The Grid , the traditional electricity transmission model ...
  • KCET.ORG LAUNCHES 'REWIRE' TRACKING  RENEWABLE ENERGY IN CALIFORNIA ... covering the California environment, shares the latest news concerning all aspects of renewable energy . From the effects ... can learn about all renewable energy topics with " explainers ", which provide definitions of frequently used terms such as " ...
  • ... With the exception of geothermal and tidal energy , most renewable energy is solar at its root. Wind is caused by the ... evaporates water from oceans and lakes, which then falls on the land as rain or snow. But when we talk about solar energy , we ...
  • ... K Ali /Flickr/ Creative Commons License News stories about renewable energy installations -- or other power plants, for that matter -- often ...
  • ... Creative Commons License If you read enough news articles about renewable energy development, eventually you'll see a statement along the lines of ...
  • ... state, or the usual prevailing winds vanish for days on end. We've built an industrial society based on the assumption of ... electricity, it has to be turned into some other kind of energy . This is relatively straightforward, though not always cheap. There ...

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