Summary for Policymakers – The Physical Science

ipcc_altlogo_full_rgbIn September, the IPCC kicked off its cycle for the Fifth Assessment Report with the release of its look at the physical science, aka the Working Group I report.  I just wanted to bring to your attention the fact that they’ve now issued the finalized Summary for Policymakers (SPM) with all of its graphics.  This had been held up in the pipeline as final edits and review were performed.  It is a document well worth reading.  In fact, if you want to have the most thorough and, at the same, most easily readable overview of what the scientists have been seeing, then this is what you should read.  You can find the SPM here. Continue reading

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Ocean Impacts – IPCC Fifth Assessment Report

IPCCAR5oceanacidificationgraphThe first part of the Intergovernmental Panel on Climate Change’s Fifth Assessment Report (AR5) has been out for a couple of weeks.  Looking at the physical science, AR5 covers the full range of how greenhouse gases are changing the face of our planet.

One area that is getting more attention this time around is the ocean.  As you can see here, for instance, as carbon Continue reading

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New IPCC Assessment Report Kicks Off

ar5 wg1The Fifth Assessment Report – AR5 for short – kicked off this morning in Stockholm.  The Intergovernmental Panel on Climate Change, co-winner of the Nobel Peace Prize in 2007, held a press conference to announce the findings of the first working group (WG1) on “The Physical Science Basis.”  (The rest of the AR5 will roll out in three more reports culminating in the Synthesis Report in October of next year.)

The lead in the press release today is “Human influence on the climate system is clear.”  That’s for those who have been living in another solar system for the past ten years.  For the rest of us, the report underlines a lot of what we already have learned.  It is a herculean task for the 259 authors Continue reading

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