A new study, published in the journal Nature draws a correlation between El Nino weather events and civil warfare.

Plastic-pipe maker Walter Wang sees progress in three-country tour of Sub-Saharan water infrastructure projects NAIROBI, Kenya, July 18, 2011 /PRNewswire-USNewswire/ -- Walter Wang, president and CEO of JM Eagle, recently concluded a tour of water infrastructure in Rwanda, Uganda and Kenya being constructed with hundreds of miles of plastic water pipe his company donated as part of his ongoing efforts to aid impoverished villages in Africa. Shipping from its plants in late 2009, the donation includes nearly 400 miles of a variety of 2.5- to 6-inch pipes, worth approximately $2 million, going to Kenya, Uganda, Mali, Malawi, Rwanda, Ghana and Tanzania.

NSF awards nearly $5 million to understand environmental decision making.

LILONGWE, Malawi, April 6 /PRNewswire/ -- Madonna today joined the Earth Institute, Ericsson and Millennium Promise to announce a new global education initiative aimed at supporting access to primary and secondary education for every child in the world, with an emphasis on girls' secondary schooling.

NEW YORK, Sept.