A mysterious, window-rattling shaking woke up San Diego residents on April 4. Unknowncountry.com reported that the same thing happened in the same area in the past and we think we know the cause: global warming.

An earthquake was quickly eliminated as the cause of the recent shaking. Despite the fact that the Navy uses Warning Area 291 for training exercises, the military claims that none of their planes were flying at supersonic speeds that day. Researchers say the shaking was caused by a low-frequency sound wave that traveled from the ocean to the desert. Local scientists at the Scripps Institute have found records of 76 similar sound quakes in the last 3 years.
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While the US government hesitates to take action against global warming for fear it will hurt business, Canada, our neighbor to the north, is way ahead of us. There are important ways that an individual can help stop global warming.

Some individual states are suing the federal government over global warming pollution from power plants under the misleadingly named Clear Skies initiative. All this may change very soon, despite the current administration?s pro-business stance, since insurance companies are complaining about how hurricanes like Katrina are squeezing their profits. And there are surprising ways that YOU can help stem the effects of global warming.
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