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Calera to Produce Carbon Absorbing Cement

A Silicon Valley start-up says that it has found a way to capture the carbon dioxide emissions from coal and gas power plants and absorb them in cement. Cement production is one of the largest sources of carbon emissions in the United States; coal-fired electricity plants are the biggest source. “With this technology, coal can [...]

Being Green on Lent

In the Christian tradition of Lent, church-goers give up something like an everyday item for 40 days. It could be alcohol, TV, a certain food, something like that. But on Wednesday, the first day of this year’s Lent, many people chose to give carbon instead. At the Grace Episcopal Church in Newington, Connecticut, church-goers were [...]

The Ups and Downs of Nuke-Powered Sleds

Did you know that sometime in this remaining lifetime of yours you might find yourself driving a nuclear-powered car? ‘Tis true, ’tis true. You also might be driving a solar-powered, wind-powered, landfill-gas powered, hydroelectric powered, ocean-energy powered, coal, oil or natural gas-powered car. ‘Tis true, ’tis true. As it stands the US gets about 20% [...]