Solar And Volcanic Activity Masks Global Warming
Changing patterns of solar and volcanic activity have masked the extent of global warming. While the sun is a reliable source of radiant energy for the Earth, it is not constant. A dramatic change indicated by decreased sunspot activity occurred ... [... more] Popular Mechanics
Changing Patterns of Social Protection Over the last two decades, aging populations, changing family structures, market forces of globalization, strains of immigration, and political and ideological realignments have joined to create powerful pressures that are reshaping the design and [... more]
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