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.

The U.S. Environmental Protection Agency (EPA) is launching a web-based discussion forum to gather public input on how the agency can improve protection of drinking water.

In 2009, for the second year in a row, both the US and Europe added more power capacity from renewable sources such as wind and solar than conventional sources like coal, gas and nuclear.

The whole world is celebrating the International Year of the Reef 2008 (IYOR) (www.iyor.org), and this summer you can learn about coral reefs in Broward County, Florida.