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Economics

International Trade Hurts the World’s Poor (With Nitrogen)

A study links developing countries' demand for imported food and clothing to nitrogen compounds that disproportionately harm the world's poor, including some right here in the United States.

Nathan Collins

Economics

What’s the Cost of Emissions to the United States?

U.S. regulators are now dinging Volkswagen for cheating on nitrogen oxides emissions tests. Data shows that officials are right to be upset.

Francie Diep

Environment

Will Climate Change Mean Terrible Food?

Carbon dioxide fertilizes plants, but it can also make crops less nutritious. A new discovery could help farmers develop new strains to feed the world even as carbon dioxide levels rise.

John Upton

Environment

California Farms Get Testy Over Water Quality

Update: California Central Coast row-crop farmers are now required to test their private wells for nitrate, a widespread groundwater contaminant linked to over-fertilization.

Melinda Burns

Economics

Under Pressure

Before hitting the road this summer, you might take a page from the president's campaign playbook and make sure your tires really are properly inflated.

Bruce Dorminey

Ecologist Dismisses ‘Ethanol Solution’

Townsend notes that producing corn for ethanol use requires intensively fertilized fields, which produce 'the forgotten greenhouse gas.'

Michael Todd

Environment

Is Nitrogen the New Carbon?

A discussion with ecologist Alan Townsend on mankind's love-hate relationship with nitrogen, and how this marriage can be saved.

Michael Todd