Word: usede
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Most of the surgery in the country takes place in hospitals without residency programs. In these hospitals, the attending surgeon is paid by an insurance company to do the operation (in contrast, at most teaching hospitals, surgeons are either on a fixed salary or part of a group that pools...
Steve Jones, an evolutionary biologist at University College London who has previously held that human evolution was nearing its end, says the Framingham study is indeed an important example of how natural selection still operates through inherited differences in reproductive ability. But Jones argues that variation in female fertility - as...
The problem is that biofuels are treated as if they were 100% carbon neutral, even though they are clearly not. When ethanol is burned, for instance, it still releases CO2 into the atmosphere. After all, the plants that go to make biofuels are made of carbon, just as oil and...
There are other side effects as well. Melillo's paper points out that if biofuels scale up rapidly, they could end up displacing cropland and pasture, which would impact global food supplies and increase land-based carbon emissions. Melillo found that if biofuels were linked to a global policy to...
• Used the code terms "peanut butter and jelly" when discussing fighting in Somalia and "culinary school" for terrorist camps.