Rising threat of starvation for millions of Somalians. In the wake of a long drought over six million people are now in need of emergency assistance, and things are getting worse day by day. Three-quarters of the nation’s livestock have already perished. Meanwhile Kenya is building a 440-mile border wall to keep out migrants.
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New findings from a study comparing the contents of opposing polar ice cores. The contrast between climate-changing events in the two hemispheres produces a number of special effects that reach across the globe. The cores provide hints from the past about what to expect in the future, including the prospect of big changes in the Atlantic gulf stream (AMOC) and a possible collapse of the monsoon system.
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Scientific interest in the future of Arctic sea ice is exploding. That’s largely because of the spectacular changes going on right now, leading many to believe that practically all of the ice will soon be gone. Besides thinking about how the impact of this will fall there is already an investigation into ideas about how to speed up its eventual return.
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Newspaper reporting about climate change in the arctic is also picking up, this one from the CS Monitor. One item to certainly be aware of concerns temperatures reaching 50 degrees (F) above average at the North Pole. In fact the entire region has been consistently much above average every day for months, which is also highly unusual.
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Puzzling features about how the ocean works as a sink for CO2 have been clarified. New information has become available, which is explained very well in this post from Carbon Brief along with some older bits of knowledge that are not often presented with this much clarity. The ocean sink is important because it neutralizes about one-fourth of the emissions caused by human activity. Predicting its future is still difficult.
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A new kind of engineered material has strong potential for keeping things cool in direct sunlight. It has a low cost of manufacturing and a number of potential commercial applications for saving significant amounts of energy.
Carl