we're losing a football field an hour to the salinity crisis
By 1980 salinization had corroded agriculture on about %25 of all irrigated land in India, Pakistan, the USA and Egypt. By the 1990's, salinization seriously affected about 10 percent of the worlds irrigated lands. By 1996 it ruined land as fast an engineers could irrigate new land, so that the world's total irrigated land remained roughly at a constant.
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