Word: topsoil
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Dates: during 1950-1959
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...Uncle Sam is strong in peace and war simply because of his abundant natural resources, coupled with industrial know-how. Therefore, wise use of our soil and water resources is a "must." Yet our productive topsoil that feeds half the. world is eroding away. Clear water streams that industries need for production are clouded with pollution and silt. Water that is needed for food production is lost in floods . . . We continue to cut more trees for lumber than we plant. In other words, the nation's most valuable strength is ebbing away-and needlessly, because most of these resources...
...Great Plains. In western Kansas, high-blowing sands blurred the sun and built ripply dunes along the east-west highways. In parts of Oklahoma the swirling dust cut visibility to half a mile. Winds in northern Texas sawed the sandy earth out from between dead cotton stocks, scooped fine topsoil from dry fields where winter wheat had failed to sprout because of long draught. Even in Dallas, 300 miles away, darkness came an hour early and sand sifted under windows and doors. Those who remembered the gritty, black devastating dust storms of the "Dirty Thirties" looked long and carefully...
...lengthening tunnel. The loose sand was packed into bags made from trouser legs. The bags were hung inside the wooden horse while the men were digging; later the sand was scattered in latrines, tomato patches, or under the prisoners' huts. Each time the diggers meticulously smoothed the original topsoil over the tunnel entrance...