Sentences with phrase «global crop production amounted»
One study, for example, calculated that over the 50 - year period of 1961 to 2010, the direct monetary benefits atmospheric CO2 enrichment conferred on global crop production amounted to a staggering $ 3.2 trillion.
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One recent study calculated that over the 50 - year period ending in 2001, the direct monetary benefits conferred by the atmospheric CO2 enrichment of the Industrial Revolution on global crop production amounted to a staggering $ 3.2 trillion.
Not exact matches
Need for strong public outreach Agricultural production accounts for the greatest amount of global water consumption, and in this sector the authors suggest a variety of efficiency proposals such as improved irrigation systems and switching to crop varieties that consume less water.