The Science of Sustainability

Tag: Ab32

California Pushes to Get Clean Cars on the Road

California Pushes to Get Clean Cars on the Road

California officials are considering the toughest regulations in the country to promote sales of cars powered by batteries, hydrogen fuel cells or other technology that produces little or no air pollution. These kind of tough mandates have been tried before but they failed. So is this finally the right time for the clean car?

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Producer's Notes – Biofuels: Beyond Ethanol

Producer's Notes – Biofuels: Beyond Ethanol

A sample of switchgrass at Sandia National LaboratoriesIt doesn't need to be said that there's a heated debate about how to mitigate greenhouse gas emissions with actions that lessen our society's carbon footprint. Biofuels like ethanol or biodiesel are one option. They're touted as being carbon neutral because the CO2 they emit comes from crops […]

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Cement – A Dirty Business

Cement – A Dirty Business

Thought California has consigned coal-burning to the scrap bin? Think again! California has 11 coal-fired power plants, all used to heat limestone into cement — making us one of the biggest cement-producing states in the country. In addition to cement, these kilns produce 95% of the state's airborne mercury pollution and 2% of its greenhouse […]

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