HORIZON INTERNATIONAL SOLUTIONS SITE

Precipitation and predators key in ecological regulation of infectious disease: Researchers show that just three ecological factors--rainfall, predator diversity and island size and shape--can account for nearly all the differences in infection rates between the eight Channel Islands off the southern coast of California.

Small-scale farmers can double food production in a decade by using simple ecological methods, according to the findings of a new United Nations study released on March 8, 2011, which calls for a fundamental shift towards agroecology as a poverty alleviation measure.

The U.S. Environmental Protection Agency (EPA) is cutting emissions from gold ore processing and production facilities with a new standard that will reduce annual mercury emissions by more than 75 percent from 2007 levels.

In the aftermath of a disaster that arrives as suddenly as the flooding in Pakistan did, the immediate impact—the deaths and the injuries—is usually followed by additional health risks caused by the difficult living conditions, the lack of hygiene, and the restricted access to clean water and basic health care services the disaster leaves in its wake.