Word: horizons
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Dates: during 2000-2009
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...Hunter, co-founder of the I.D.A., who contends that at least 30% of all light is needlessly cast into the sky. Indeed, the solution to many light-pollution problems may be as absurdly simple as putting shields around outdoor bulbs to prevent their beams from traveling above the horizon...
What truly lies behind Israel's desire to seek peace now is nothing less than a revolution in its security thinking. Israel's real enemy is no longer on its border, but on its horizon. Today, the nuclear capability emanating from Iran constitutes the most serious threat to Israeli security. Countering the Iranian threat requires that the Israel Defense Force (IDF) transform its conventional military doctrine into one based on high-tech warfare. However, the IDF is constrained from doing so because its resources are spread thin coping with multiple threats. Currently, the IDF must plan contingencies for a conventional...
...ever establish itself as a threat. "Once they've identified the asteroid," Jaroff says, "scientists can predict years, even decades ahead of time whether it will intersect the Earth's orbit at a moment when the Earth is there." And should scientists discover such a scenario looming on the horizon, Jaroff says there are many ways to engage, deflect or destroy the giant rocks, including the controlled use of nuclear bombs, whose blasts could nudge the asteroids off their collision course with Earth. While all this research costs a taxpayers pretty penny, Jaroff points out the money is really pretty...