n the global average. 5 The food production Global warming, higher temperatures will lead to agricultural diseases, pests and weeds the incidence of regional expansion, extended damage, crop damage was certainly increased, thereby increasing the amount of agriculture and herbicide application. In addition, global warming will exacerbate the instability of agricultural water resources and supply and demand. In short, global warming will seriously affect China's long-term food security. March 2007, year-round spring resort suffered a severe drought in Hainan invasion. As of early April, Hainan Province, an area of 154.9 hectares of crops affected by drought; 415 reservoirs dried up, drinking water problems occur because of drought in a population of 19.99 million 6 Air pollution
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