Tag Archives: plants

Wind & Solar need thousands of tons of steel, aluminum, cement, concrete, copper but produce little energy

Summary of Sergio Pacca and Darpa Horvath 2002 Greenhouse Gas Emissions from Building and Operating  Electric Power Plants in the Upper Colorado River Basin ENVIRONMENTAL SCIENCE & TECHNOLOGY / VOL. 36, NO. 14 pp. 3194-3200 As you can see, Wind … Continue reading

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Land invasive species

25% of U.S. agricultural gross national product is lost to foreign plant invaders and the costs of controlling them. Exotic species have contributed to the decline of 42 percent of U.S. endangered and threatened species. The chestnut blight fungus, which … Continue reading

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