'In an average year, the basin absorbs about 1.5 billion tonnes of CO2 from the atmosphere.
By contrast, the impact of the 2005 drought, spread over a number of years, was calculated as a release of five billion tonnes.
The new paper calculates the figure for 2010 as about eight billion tonnes, as much as the annual emissions of China and Russia combined; but this, the researchers acknowledge, is a first estimate.'
...GONE
Post je objavljen 05.02.2011. u 14:06 sati.