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Geography in the News: The Gulf of Mexico’s Dead Zone

By Neal Lineback and Mandy Lineback Gritzner, Geography in the NewsTM The Gulf’s Growing Dead Zone With rising demand over the past decade for the corn-based fuel additive ethanol, American farmers have grown more corn than at any time since World War II. Unfortunately, the nitrogen fertilizer being applied to cornfields is contributing to a…

Stronger Efforts Needed to Reduce Nitrate Pollution in Mississippi River Basin

Despite growing concern over the last two decades about the low-oxygen “dead zone” that emerges each summer in the fisheries-rich Gulf of Mexico, the nitrate pollution at the root of the problem continues to rise. That’s the upshot of a study just released by the U.S. Geological Survey (USGS), which monitored nitrate trends at eight…