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MORE CO2 MAKING EARTH GREENER & BOOSTING VALUE OF FOOD CROPS

Posted 8 May 2017

"There is now evidence, derived from satellite imaging, that over the last 30-odd years Earth has been getting greener as a consequence of the increasing atmospheric CO2 concentration. This is of course consistent with the science...and indeed was predicted many years ago.  The figures are: 25-50 percent of the vegetative land on Earth is now 14 percent greener (measured by leaf area index) and that 70 per cent of this effect is due to CO2, as distinct from solid fertiliser use or improving climatic conditions." A top New Zealand scientist, Dr Doug Edmeades, writing in NZ Farmer, and calculating increase in value of extra crops from $US18.5 billion in 1961 to $US140 billion in 2011.

Read it all here 

Last Updated ( Monday, 08 May 2017 )
 
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