Word: difficult
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Dates: during 2000-2009
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...reason is less air time, researchers say - the less time a runner's feet spend airborne, the less force they strike the ground with. Still, the results of a mathematical model are difficult to re-create in real life, especially since it takes a fair amount of practice to adjust to a shortened stride. Runners who abbreviate their stride try instinctively to quicken their pace to compensate. That can negate any protective effect of stride shortening - when you speed up, the force on the bone increases proportionately...
...together, only 8% of the world's national parks and other preserves will retain their current climate over the next century, compounding the problem of how to keep species from going extinct. One way to do that is simply to move them. But that's not only extraordinarily difficult, it can also backfire - just ask anyone in the southeastern U.S. about the inexorable advance of the imported invasive species the kudzu vine. "For some species on the brink of extinction, physically moving them might be our only option," says Loarie, "but setting aside connected, heterogeneous landscapes that allow natural movement...
...scrum. He carried his luggage and wore a gold shirt with the Brazilian flag and Olympic rings underneath. Goldman didn't speak as he was led from a black SUV across the street to the consulate. His maternal grandmother, Silvana Bianchi, said in tears that "this is a very difficult moment...
...course, the risks of betting on the next big thing are well known to drinks companies. The Chinese market for wine, for example, has failed to live up to its hype. Spurrier says India is different: the high taxes and complex regulations make doing business difficult, but getting into the market is much easier. "The lights in India are on green," he says. And there is a certain camaraderie between domestic and imported wine producers in India, who face the same challenge of getting Indians in the habit of the grape. At events like the one in Mumbai, they came...
...crucial to the country's further integration with Europe, submitted the application on a trip to Sweden, the country that currently holds the E.U. presidency. "This is indeed a great day for Serbia. This day represents a crossroads," Tadic said. "Today we are entering a stage which is very difficult, which demands deep and painful reforms." Swedish Prime Minster Fredrik Reinfeldt described the move as "a new beginning for Serbia," but warned, "the road to membership is long and demanding." (See pictures of riots in Belgrade...