27 de fevereiro de 2011

Avisos do futuro


Science study warns: “Ignoring climate projections at this stage will only result in the worst form of triage.”

The quote above is the powerful final sentence from a 2009 study in Science, “Historical Warnings of Future Food Insecurity with Unprecedented Seasonal Heat.” The University of Washington news release release explained:
Rapidly warming climate is likely to seriously alter crop yields in the tropics and subtropics by the end of this century and, without adaptation, will leave half the world’s population facing serious food shortages, new research shows….
“The stresses on global food production from temperature alone are going to be huge, and that doesn’t take into account water supplies stressed by the higher temperatures,” said David Battisti, a University of Washington atmospheric sciences professor.

Yes, this 2009 study is a serious underestimate of the speed and scale of likely impacts for two reasons [.... vejam porquê]

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