[Terrapreta] Atmospheric CO2 Hits 387ppm

[folke Günther]

*OK. what do you expect? It was 385 in the end of last year. We emit about 8
Gt C each year. One ppm is 2.12 Gt C.
Thus, an increase of 3-4 ppm each year seems just to be expected.
FG
*
2008/5/13 David Yarrow <dyarrow at nycap.rr.com>:

>  *Atmospheric CO2 Hits 387 Parts Per Million*<http://salsa.democracyinaction.org/dia/track.jsp?v=2&c=2Tn1GU7KSUrl4OiZ5CB9bPjPNTy3Cdw%2F>
> **
>
> *Metro (UK), May 13, 2008*
>
>
> http://www.metro.co.uk/news/climatewatch/article.html?in_article_id=147343&in_page_id=59
>
> "[Scientists at the Mauna Loa Observatory in Hawaii announced that] the
> amount of carbon dioxide in the atmosphere has reached its highest level in
> human history... pouring into the sky even faster than it did during the
> second half of the previous century. There are now 387 parts per million of
> CO2 in the air, the highest figure for 650,000 years... [and] just a few
> years from what many scientists regard as the tipping point of 400ppm.
>
> This raises renewed concerns over the Earth's diminishing ability to soak
> up pollution and means targets for cutting emissions need to be revised
> drastically... Last year, the rise was 2.14ppm, while from 1970 to 2000 the
> concentration rose by an average of about 1.5ppm each year...
>
> Prof Andrew Watson, from the University of East Anglia, said up to 30% of
> the rise could be [attributed] to the weakening of the Earth's natural
> carbon sinks -- the oceans and rainforests."
>
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