Word: cropland
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Dates: during 1990-1999
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...headed Florida's Department of Environmental Regulation from 1991 through '92 and is now chief of the U.S. Environmental Protection Agency. To purify the runoff and restore some of the sheetlike flow of the original ecosystem, the state of Florida proposed setting aside around 35,000 acres of cropland to act as "filtering marshes." Irrigation water drained from the fields would be held in the treatment areas until natural action of plant life lowers the phosphorus content to acceptable levels...
...percentage of the protective ozone shield in only a few decades, the loss of more than an acre of tropical rain forest every second, the addition of an entire China's worth of people every decade, the poisoning of our air and water resources, the serious erosion of our cropland. Those of us who are attempting to rally this nation to lead a worldwide response to this crisis are responding in a common-sense...
Richards estimates that a quarter of the 281 million acres of U.S. cropland of all kinds is now under some kind of residue management. Within two years, half the cropland will be tended that way because new farm legislation requires conservation. In order to enroll for crop-support payments, farmers must come up with plans to protect their land, then put them into effect...
...marketplace. A farmer can now produce crops 25% to 30% more cheaply with residue management. Richards ponders a moment in his office along Washington's Mall, looks west as if he were surveying this huge land, then says, "By the end of this century, 80% of the cropland will be in residue management. It will be the greatest change in agriculture in 100 years." Some will disagree; others will resist. But there is the feeling in Washington and among the farmers that the revolution cannot be reversed...
...admission brought an end to one of the most popular mysteries Britain -- and the world -- has witnessed in years. Flying saucers, out of vogue for some time, were given new life by the whorls. Saucer enthusiasts argued that the cropland patterns marked the landing spots of UFOs bearing visitors from space. Believers in the paranormal claimed the circles radiated mysterious energy forces. The patterns spawned a kind of intellectual cottage industry: no fewer than 35 Britons claim to be experts on the phenomenon...