Per Capita Davis: One step forward, two steps back
It seems the news on most topics around the globe alternates between scary and hopeful. The Climate Crisis is no exception. I’m not sure if we are on a “one step forward, two steps backwards” trajectory or a “two steps forward, one step backwards” journey….
Per Capita Davis: The ‘tipping point’ revisited
Back in 2007 when I began writing these articles there were a few terms that captured the discussion about global warming. One was the term in the prior sentence: “global warming.” It may have been adequate at the time, but the soft, fuzzy, cozy, under-a-blanket…
Per Capita Davis: Scientists got it mostly right
The article on the front page of the New York Times was headlined, “The Year Global Warming Turned Model Into Menace.” The article itself basically says that predictions scientists have been making for decades based on computer models have now been proven correct. The planet…
The Greenhouse Effect and Global Warming 101
Ever wonder what the greenhouse effect is all about? What are greenhouse gases anyway? For a sneak peek at our new Climate Impacts page, read on: What are Greenhouse Gases and the Greenhouse Effect? Greenhouse gases (GHGs) are invisible chemical compounds found normally in our…
Per Capita Davis: Words matter when describing this crisis
By John Mott-Smith From page A8 | March 01, 2017 I was watching a news show the other day and a reporter asked an elected representative in Congress if he believed in climate change. The somewhat smart-alecky response was, “Sure I do, the climate changes…
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405.60 parts per million (ppm) CO2 in air 10-Oct-2018
The Keeling Curve
The Keeling Curve
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