Avoiding the crunch at crunch time
نویسندگان
چکیده
منابع مشابه
Crunch time
of the famous one-child policy, which Deng introduced in 1979, may be beginning to backfire. Economic analysts now fear that, if the officially reported fertility rate of 1.2 children per woman is correct, the side-effects of a greying society will kick in earlier than anticipated. Reports suggest that the dependency rate, i.e. the number of children and pensioners per 100 workforce, may reach ...
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George Bush overruled senior Republicans last month, along with the vast majority of Americans, when he used the presidential veto for the first time to defeat a bill on stem cell research. The bill would have expanded US government funding to include embryos that did not exist before August 2001, when Bush announced a moratorium. Researchers believe newer stem cell lines are essential to reali...
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The Eiffel Tower's 20,000 lights were switched off at the beginning of the month to mark the launch in Paris of a long-awaited report from climate scientists on the evidence now amassing about global warming. The report on the science of global warming written by researchers on the UN's Intergovernmental Panel on Climate Change (IPCC), is based on research mostly already published, but aims to ...
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We study the growth of fluctuations in collapsing cosmologies, extending old work of Lifschitz and Khalatnikov. As examples of systems where the fluctuations have a different composition than the background we study scalar fields with general improvement terms. Fluctuations always grow, and often dominate the homogeneous background. We argue that even for very dilute fluctuations, scattering pr...
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One of the major efforts of researchers in recent years has been to determine the economic value of natural resources in an effort to persuade policymakers that these resources are important in decisions about development. But many species in particular environments are being lost so quickly that their value may be undervalued, according to a new report. And Clive Hambler and colleagues at the ...
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ژورنال
عنوان ژورنال: The Australian Library Journal
سال: 2008
ISSN: 0004-9670,2201-4276
DOI: 10.1080/00049670.2008.10722439