We're constantly urged to "go green"—use less energy, shrink our carbon footprint, save the Earth. How? We should drive less, use ethanol, recycle plastic, and buy things with the government's Energy Star label.
But what if much of going green is just bunk? Al Gore's group, Repower America, claims we can replace all our dirty energy with clean, carbon-free renewables. Gore says we can do it within 10 years.
"It's simply not possible," says Robert Bryce, author of Power Hungry: The Myths of "Green" Energy.
Even with subsidies, "renewable" energy today barely makes a dent on our energy needs.
Bryce points out that energy production from every solar panel and windmill in America is less than the production from one coal mine and much less than natural gas production from Oklahoma alone.
But what if we build more windmills?
"One nuclear power plant in Texas covers about 19 square miles, an area slightly smaller than Manhattan. To produce the same amount of power from wind turbines would require an area the size of Rhode Island. This is energy sprawl." To produce the same amount of energy with ethanol, another "green" fuel, it would take 24 Rhode Islands to grow enough corn.
Maybe the electric car is the next big thing?
"Electric cars are the next big thing, and they always will be."
There have been impressive headlines about electric cars from my brilliant colleagues in the media. The Washington Post said, "Prices on electric cars will continue to drop until they're within reach of the average family."
That was in 1915.
In 1959, The New York Times said, "Electric is the car of the tomorrow."
In 1979, The Washington Post said, "GM has an electric car breakthrough in batteries, now makes them commercially practical."
I'm still waiting.
"The problem is very simple," Bryce said. "It's not political will. It's simple physics. Gasoline has 80 times the energy density of the best lithium ion batteries. There's no conspiracy here of big oil or big auto. It's a conspiracy of physics."
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