Mongabay: At first glance, a recent report from the U.S. White House on the social cost of carbon reads like a daunting economics exam. A small chart poses the first question about the price tag policymakers attach to future greenhouse gas emissions: Does each metric ton of carbon that billows into the air cost $11, $33 or $52? The answer is all of the above.
But researchers working at the Natural Resources Defense Council in Washington, D.C. suggest that this confusing point may be moot--at least for energy...