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"The Tropical Upper Atmosphere 'Fingerprint' of Global Warming"

"In the tropics at heights more than 10 miles above the surface, the prevailing winds alternate between strong easterlies and strong westerlies roughly every other year. This slow heartbeat in the tropical upper atmosphere, referred to as the quasibiennial oscillation (QBO), impacts the winds and chemical composition of the global atmosphere and even the climate at Earth's surface."

Source: SPX, 05/28/2013

"Future of Colorado River on Agenda in San Diego"

"Top water decision-makers from seven Western states plan to join conservation groups and Indian tribes in San Diego on Tuesday to begin hammering out rules for squeezing every useable drop from the overtaxed Colorado River."

Source: AP, 05/28/2013

"On the Front Lines of Food Safety"

"MOSS LANDING, Calif. — With piles of fresh strawberries beckoning consumers at markets and stores this season, an alliance of a major retailer, fruit growers and farm workers has begun a program to promote healthy produce and improve working conditions."

Source: NY Times, 05/27/2013

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