Climate Letter #269 November 4, 2014
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Climate science. As far as air temperatures are concerned, while the trend has been gradually rising over the past few decades, the increase is not spread out very well. Most of it is concentrated in the extreme far north, where only a relative handful of people can experience it in a palpable way. For the rest of us global warming is mostly about certain effects, like extreme weather events or rising sea level, but not much of it is seen as an actual change in average air temperature. The effects that we experience are known to often originate with what happens in the far north, but the connection takes some effort to understand, thus impeding public reaction. Science is always interested in knowing more about why the warming of the air is so highly unbalanced. There is a new study that comes up with an unusual reason, which you can read about in this link:
Comment: This may be real, but in some ways it also seems to make the total picture more complicated and less predictable, though not less dangerous.
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Solar panel innovation. A new way to cut installation costs that looks like something that might work.
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Another way to cut solar energy costs, through both efficiency and maintenance:
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Here is a short video that will make you feel optimistic about the future of electric cars:
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Also, a new cost-effective material that should advance the prospect of making hydrogen a possible common source of clean energy:
Carl