quarta-feira, 5 de maio de 2010

Fw: Recommended Article By Trajano Paiva: OCEAN CHEMISTRY CHANGING AT "UNPRECEDENTED RATE"

 

OCEAN CHEMISTRY CHANGING AT "UNPRECEDENTED RATE"
Posted By Eduardo On 26th Abril 2010 @ 22:00 In Ciencia y Tecnología

Deborah Zabarenko

Carbon dioxide emissions that contribute to global warming are also turning the oceans more acidic at the fastest pace in hundreds of thousands of years, the National Research Council reported last weekend.

WASHINGTON, DC; April 26, 2010.- "The chemistry of the ocean is changing at an unprecedented rate and magnitude due to anthropogenic carbon dioxide emissions," the council said. "The rate of change exceeds any known to have occurred for at least the past hundreds of thousands of years."

THE REAL DANGER OF OVERFISHING

Video about Deep Sea fishing trawling nets
Narrated by Sigourney Weaver
by Greenpeace- Portugal

Photo by NASA - Ash plume from the volcano Eyjafjallajoküll


Oil spill of Gulf of Mexico, USA. on Twitpic

Photo by Astro SOICHI- NASA
Oil Spill photographed from Space