A dead zone larger than New Jersey is expected to appear in the Gulf of Mexico later this year. Similar dead zones are found in the Great Lakes and the Chesapeake Bay. A report by Mighty, a global environmental group headed by Henry Waxman, a former US Congressman, claims the dead zones are the result […]
Browsing the "fertilizers" Tag
Today’s World Animal Day, celebrated across the globe since a 1931 convention of ecologists in Florence, Italy, conceived of it as a way to highlight the plight of endangered species. They chose October 4 because it’s the Catholic Feast Day of St. Francis of Assisi, the patron saint of animals. Since then, people have used the […]
In a recent paper published on the Proceedings of the National Academy of Sciences website (Greenhouse gas mitigation by agricultural intensification, by Jennifer A. Burney, Steven J. Davis, and
David B. Lobell), the authors estimated the GHG emissions from U.S. agriculture for the period from 1961 through 2005–a period of great agricultural intensification–and show a massive decrease in GHG emissions as a result of this intensification.
It’s not only the Gulf of Mexico that’s suffering from “dead zones” caused by excess nutrients, such as nitrogen and phosphorus used as fertilizers. Marine dead zones are spreading in the Baltic sea, and that could cause the entire ecosystem to collapse for lack of oxygen. Dire warnings from Lasse Gustavsson, Swedish head of the […]