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Are there alternatives to conventional, energy-hogging air conditioners?

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July 21, 2012   1 Comment  

The chlorofluorocarbon coolant widely used in air conditioners through the 1980s was phased out because it was damaging the Earth’s protective ozone layer, but the chemicals that replaced it are some 2,100 times stronger as greenhouse gases than carbon dioxide. We may have saved the ozone layer, but -- whoops! -- there goes the climate.

Can anything be done?

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EarthTalk: Nuclear waste? Keeping cool sans air conditioning?

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June 16, 2008   1 Comment  

Dear EarthTalk: I’ve heard that there are plans to build a large repository for nuclear waste in Yucca Mountain in Nevada, but that plans have been slow and are very controversial. Where is our nuclear waste kept now and what dangers does it pose?   – Miriam Clark, Reno, NV  Plans to store the majority of our [...]

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