How and why grid-scale solar electric power is spreading across the US, including Minnesota (Yale E360). This great story is full of surprising information. For example, “In the past seven years, the price tag for utility-scale solar in the U.S. dropped 85 percent, as equipment prices plunged, manufacturing techniques improved, and developers gained experience that enabled them to build projects more economically.”
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New research provides proof of past extreme droughts in the Middle East. The knowledge comes from drilling into sediments beneath the Dead Sea. The most recent drying happened just 10,000 years ago. Current conditions are heading in that same extreme direction.
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Water temperatures in the Gulf of Mexico have become freakishly warm this winter. The result has been a rash of record highs on adjacent lands, plus expectations for more intense springtime storms. (Washington Post)
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An expert in ocean studies explains what is happening in Peru and to the oceans in general. Looking ahead, he says, “This heat will stay in the ocean for centuries. So even if we don’t emit any more greenhouse gases, this heat is still present and it will slowly escape from the ocean. And this is basically why global warming will continue even if we don’t really emit any greenhouse gases any more.”
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Professor John Abraham writes for the Guardian about the relationship between global warming and increased precipitation. This complex subject gets an easily understood explanation, including several unusual details and even some brand new information.
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What needs to be done to keep the temperature rise below 2C. This is the summary of a major report created jointly by two large agencies. It is an attempt to build in a realistic way on the plan that was set by the Paris agreement.
Carl