Climate Letter #966

An interview with Paul Hawken, conducted by Yale e360, about creative solutions to the problem of climate change.  Paul is the author of Drawdown: The Most Comprehensive Plan Ever Proposed to Reverse Global Warming, and he is a truly inspiring person while maintaining a rigorously practical attitude.  There are plenty of surprises to be found within his recommendations, and reasons for hope.

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Two new research papers report on the rapid decline of male fertility in the developed part of the world.  The decrease amounts to more than 50% from 1973 to 2013, with no sign that the rate of decline is slowing.  A similar phenomenon has not yet been seen in the developing part of the world, which is not necessarily exempt.  Aside from health and cultural considerations, there are all sorts of implications here for one to think about that are related to the general problem of climate change and how its impact will unfold.
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Earth’s “resource budget” for the year will soon be spent.  This report is published every year, making use of all kinds of statistics, as a way of showing that humans are consuming more resources than nature is able to replace.
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A rundown on the progress of nuclear fusion technology.  The use of a new computer algorithm makes a huge difference in the time needed to run experiments.  The entire field is active, diversified, well-financed with private funding and expressing more optimism about reaching commercial goals.
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A cheaper way to manufacture high-efficiency silicon solar cells has been found.  The main idea is to aim for a non-reflecting black surface at the lowest possible cost, which has been achieved at Osaka University.
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A new type of hybrid zinc battery is likely to challenge today’s lithium-ion standard.  This report from a laboratory in Singapore was published in a journal of the American Chemical Society.  Along with several operating advantages this battery’s success would be desired simply because of an understanding that the future cost and availability of adequate lithium supplies are in doubt.  Zinc is much more plentiful, and cheaper.

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