's grain, leading to much higher food prices, and even less food for the Third World than they already have.РThe other serious worry is that rising sea levels from the melting of the polar ice could severely flood many countries. A rise in sea levels of one metre, which many experts are predicting by the year 2100 (and some as soon as 2030), would flood 15 percent of Egypt(埃及), and 12 percent of Bangladesh(孟加拉国). The Maldives (马尔代夫)in the Indian Ocean would pletely disappear.Р返回РWhat are the factors?РThe mankind burning coal, oil, natural gas and tree and produce a great deal of carbon dioxide and methane so many years, those gases get into the atmosphere make carbon circulate a disequilibrium and have changed the energy of the Earth biosphere conversion form. And finally e global warming.
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