Word: sonics
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Dates: during 1970-1970
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...weight of fresh snow, they may lose their ability to interlock. They degenerate into coarser, larger crystals and sometimes even into lumps of ice. Such "old" snow cannot maintain a good grip on the soil or underlying layers of snow. The slightest disturbance may tear it free: the sonic boom of a passing aircraft, the stresses created by a pair of skis...
...pistes may be closed, and whole villages may be evacuated on a word from the Weissfluhjoch. Even the Swiss air force checks with the institute before sending its supersonic Mirages aloft during the avalanche season, seeking reassurance that sonic booms will not cause unsuspecting villagers to be engulfed in a deadly white tide...
Room for Criticism. Despite the President's vigorous tone and concrete proposals, the message invited some criticism. No mention was made of the danger of oil pollution from proliferating offshore wells, or the environmentally absurd SST, with its sonic boom and probable pollution of the stratosphere. Nixon offered no proposals for curbing exhaust from the 83 million old cars now on the roads. Moreover the President paid little attention to the key problem of enforcement. Last fall, for example, the Federal Government announced that DDT must soon be phased out of use in the U.S. But delaying actions...
...design, says that he is an unabashed "supersonophile." He seems confident that the plane's problems can be solved. Pan Am Director Lindbergh has questioned the SST as a potential despoiler of the environment. Unless there is a breakthrough in design, the SST will spread a sonic boom beneath its path up to 50 miles wide. "Slim and I are in constructive debate on the SST," says Halaby...