In other words, there ought to be a physical barrier to excessive star growth.
Israel has stepped up its military deployments near the border and is constructing a 240km (150-mile) double fence to act as a physical barrier.
The unsuccessful microbicide trials used either long, complicated molecules intended to act as a physical barrier to the viruses or detergents to disrupt them.
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Moreover, a study by the Texas Transportation Institute found that highways with diamond lanes lacking a physical barrier separating them from regular lanes have a 50 percent higher incidence of injury accidents.
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Simultaneously, the construction of sewage channels and the Gowanus Expressway on the community's eastern edge created a physical barrier between Red Hook and the rest of Brooklyn, crippling the already struggling community further.
So not only do you have the economics of some of the most -- as the fishermen told the President -- some of the most important estuaries in our country, but you also have -- obviously these marshes represent the physical barrier that protects the greater part of Louisiana, particularly New Orleans, from bigger storms and hurricanes.
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Besides clean-up of materials, the company plans to remove unused utilities in the shaft, repair any damaged structures, install a water ring to control entry of water into the shaft and prevent ice from forming in winter, install a new power cable and a metal brattice between the eastern and western half of the shafts to provide a physical barrier, improving safety and functionality, company officials said.
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To reach the summit of these mountains truly required me to reach very deep inside myself and push well beyond every physical and mental barrier I had.
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Security camera footage from the aquarium shows the seal making several unsuccessful attempts to scale the barrier fencing, hampered by her sheer size and physical make-up.
In addition to the physical and emotional damage, intimate partner violence is also a significant barrier to women reaching their full potential.
It began when Americans no longer saw their own disabilities as a barrier to their success, and set out to tear down the physical and social barriers that were.
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In others the physical problem can be temporary while for some the treatment has led to a psychological barrier to sex.
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