Climate Letter #830

Seven Percent of the world’s virgin forest area has come under development since the year 2000.  This story from the CS Monitor outlines the full set of consequences and also looks at the main causes.  Preservation and protection programs are urgently needed, but only one-tenth of remaining untouched areas are currently protected.

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A review of the problems caused by the large demands placed on water resources by fossil fuels.  This story makes a good point that renewable energy sources should always be favored for new power plants in regions where water supplies needed for agriculture and other purposes are already falling short.  It is an argument often overlooked in the planning stage, with unhappy results.
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The tide may be turning against coal in Southeast Asia.  This is the region where most new coal-fired power plants are either planned or under construction, that should be able to benefit by a radical change of course.  China has already accepted the challenge, making numerous cancellations.  This post from Greenpeace includes much data about the costs to human health that can be prevented, as well as economic losses.
Here is more from the same source specifically talking about the impressive changes happening in China.
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Problems caused by electronic waste are rapidly becoming serious.  The main source of this waste is now shifting toward the large populations inhabiting countries with developing economies. This is not going to affect the climate, but there is clearly a relationship between how this problem has grown and the problematic growth due to greenhouse gas emissions, and more, which the planet must deal with all at once.
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Growing interest in the Totten Glacier.  This enormous Antarctic glacier, were it to fully slide into the sea, could add as much as twenty feet to global sea level, and it has been showing critical signs of destabilization.  A large research team has spent four years preparing  a major project of investigation.  The worry is that the ice tongue holding back the glacier could disappear by being melted from below.  We’ll know much more about that prospect in a year or two.
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If you happen to like mountain glaciers, here is a set of vivid scenes taken in Alaska.

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