Sentences with phrase «on crop yields work»
«Biological impacts on crop yields work through the economic system resulting in reduced production, higher crop and meat prices, and a reduction in cereal consumption.
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Today, Youn and the people he has worked with have doubled or tripled the annual crop yield on more than 250,000 farms in nine years, which has impacted more than 1.3 million children.
Many of the same scientists who helped with this study have worked with Asseng on computer models to simulate crop growth and yield, particularly for wheat.
Most American's worked on farms in 1900, there were no petrochemical based fertilizers or pesticides, which only create mountains of soil run - off and mutated insects, to produce the same amount of crop yield.
These are incorporated based upon prior work using (1) the surface ozone response to methane emissions changes from two global composition - climate models, (2) the impact of ozone on yields of four staple crops, wheat, maize, soy and rice, based on the methodology of Van Dingenen et al. (2009), and (3) their valuation using world market prices, as described in Shindell et al. (2012a).