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Born at the Crest of the Empire

Saturday, March 03, 2007

Relax. Relax. It's only the end of the world.

Spiegel has a leak of an unpublished draft of the second part of the UN's report on climate change. It's bad. It's really, really bad.
Many natural resources are likely to fall victim to climate change according to the IPCC draft report:
* Some 20 to 30 percent of all species face a "high risk of extinction" should average global temperatures rise another 1.5 to 2.5 degrees Celsius from their 1990 levels. That could happen by 2050, the report warns.
* Coral reefs are "likely to undergo strong declines."
* Salt marshes and mangrove forests could disappear as sea levels rise.
* Tropical rainforests will be replaced by savanna in those regions where groundwater decreases.
* Migratory birds and mammals will suffer as vegetation zones in the Artic shift.


The IPCC expects the following world regions to suffer the most due to climate change:
* The Arctic due to the greatest relative warming
* Small island states in the Pacific as sea levels rise
* Africa south of the Sahel zone due to drought
* Densely populated river deltas in Asia amid flooding


This list alone makes abundantly clear that mankind will not escape these changes unscathed.....

Several hundred million people in densely populated coastal regions...are threatened by rising sea levels and the increasing risk of flooding. More than one-sixth of the world's population lives in areas affected by water sources from glaciers and snow pack that will "very likely" disappear.

But, let's not do anything now. After all, if Katrina has taught us anything, it's that spending money "on levees" now is a waste. Right?

2 Comments:

  • Katrina was just a G-rated preview of what coastal dwellers can expect down the road.

    By Anonymous Anonymous, at 8:27 AM  

  • Exactly.

    But, I find the whole levee argument a model for what the discussion will be in 50 years.

    Thumbnail, from memory, implementing changes that would significantly impact future warming is predicted to cost the world economy somewhere between $1 and $2 trillion.

    The estimates on the damage from global warming tops $10 trillion.

    And, that, of course, doesn't monetize the human suffering.

    Mike

    By Blogger mikevotes, at 8:33 AM  

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