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Three Purdue University researchers are co-lead authors of a recent paper on climate policy and water quality in the Proceedings of the National Academy of Sciences. From left, they are Maksym Chepeliev, principal research economist at the Global Trade Analysis Project; Jing Liu, research economist in agricultural economics; and David Johnson, associate professor of industrial engineering and political science.
The map depicts harmful spillover effects in red resulting from wetland restoration in the central Corn Belt without a carbon-pricing policy. The other two maps show how a national carbon policy largely eliminates the spillover effect by imposing two different prices on its use.
A climate policy that increases the price of carbon-intensive products across the entire U.S. economy would yield a side benefit of reducing nitrate groundwater contamination throughout the Mississippi River Basin.
Steve Koppes is an independent science writer working with Purdue University.
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Three Purdue University researchers are co-lead authors of a recent paper on climate policy and water quality in the Proceedings of the National Academy of Sciences. From left, they are Maksym Chepeliev, principal research economist at the Global Trade Analysis Project; Jing Liu, research economist in agricultural economics; and David Johnson, associate professor of industrial engineering and political science.
The map depicts harmful spillover effects in red resulting from wetland restoration in the central Corn Belt without a carbon-pricing policy. The other two maps show how a national carbon policy largely eliminates the spillover effect by imposing two different prices on its use.
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