Here's the one word answer: Coal
Or more precisely, dirty coal, since there is no such thing as "clean coal".
You may have read about the coal fly ash ponds that store waste from coal-fired electrical plants, particularly the one near Nashville, Tennessee, that recently flooded hundreds of surrounding acres* with a toxic soup of arsenic, lead, chromium, barium and manganese all of which, according to the New York Times, "...can cause cancer, liver damage and neurological complications... ."
You probably didn't know --I didn't-- that these holding ponds, as well as coal ash stored in landfills, are the products of primitive attempts to "capture" carbon emissions from coal-fired plants to prevent the release of carbon dioxide into the atmosphere. Carbon dioxide, as we all now know, is a greenhouse gas scientists claim is responsible for the recent upward spike in global temperatures.
Meanwhile, politicians and technocrats speak rapturously about the new generation of electric cars that will help clear the atmosphere of automobile exhaust. Few, however, are talking about the fossil fuel that likely will power these new plug-in vehicles --coal.
Half the electricity in this country is generated by coal. The plants generating that electricity account for "one- third of the carbon dioxide production in the [world's] industrialized nations."
So I ask, what good are electric cars if they rely on the juice supplied by the dirtiest, and most toxic, of fossil fuels?
In his Senate confirmation hearing, Energy Secretary-designate Stephen Chu, in response to questions from North Dakota's Byron Dorgan wary of Chu's stance on coal, said that he believed American technology would soon be able to come up with a true clean coal solution. (North Dakota relies heavily on coal and coal production for energy.)
With all due respect to Dr. Chu, a Nobel laureate in physics, that response may be more wishful thinking --and political pandering -- than a realistic assessment of the difficulties confronting those working on scrubbing the air --and the earth-- of the pollutants associated with the burning of coal.
*(Erin Brockovich --yeah, THAT Erin Brockovich-- has a post up on HuffPo with graphic descriptions of "...a plume of this toxic ash floating down the river, resting on the banks." It's definitely worth the read.)
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