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hatrack

(59,587 posts)
Mon Oct 15, 2018, 08:13 AM Oct 2018

Shitstain's Reign Has Been Consistent In 1 Way: Systematic, Utter Denial Of Climate Reality

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Though the Administration often seems incapable of systematic action, it has spent the past eighteen months systematically targeting rules aimed at curbing greenhouse-gas emissions. One of these rules, which required greater fuel efficiency for cars and trucks, would have reduced CO2 emissions by an estimated six billion tons over the lifetime of the affected vehicles. In a recent filing intended to justify the rollback, the Administration predicted that, by the end of this century, global temperatures will have risen by almost four degrees Celsius (nearly seven degrees Fahrenheit). In this context, the Administration argued, why would anyone care about a mere six billion tons? Come the apocalypse, it seems, we’ll all want to be driving S.U.V.s.

The Supreme Court, for its part, appears unlikely to challenge the Administration’s baleful reasoning. Last week, it declined to hear an appeal to a lower-court ruling on hydrofluorocarbons, chemicals that are among the most potent greenhouse gases known. The lower court had struck down an Obama-era rule phasing out HFCs, which are used mostly as refrigerants. The author of the lower-court decision was, by the dystopian logic of our times, Brett Kavanaugh.

Even as the I.P.C.C. warned that 1.5 degrees of warming would be calamitous, it also indicated that, for all intents and purposes, such warming has become unavoidable. “There is no documented historical precedent” for the changes needed to prevent it, the group wrote. In addition to transforming the way that electricity is generated and distributed around the world, fundamental changes would be needed in transportation, agriculture, housing, and infrastructure. And much of this would have to be accomplished by the time today’s toddlers hit high school. To have a reasonable chance of limiting warming to 1.5 degrees, the I.P.C.C. said, global CO2 emissions, now running about forty billion tons a year, would need to be halved by 2030 and reduced more or less to zero by 2050. And this would still not be enough. All the scenarios that the I.P.C.C. could come up with to limit warming to 1.5 degrees rely on some kind of “carbon-dioxide removal”: essentially, technologies to suck CO2 out of the air. Such technologies exist, but so far only in the sense that flying cars exist—as expensive-to-produce prototypes. A leaked draft of the report noted that there was a “very high risk” of exceeding 1.5 degrees; although that phrase was removed from the final report, the message is clear.

Thus, it is tempting, following the Trump Administration’s lead, to simply give up. But, as Edgar puts it in “King Lear,” the “worst is not, so long as we can say, ‘This is the worst.’ ” Perhaps the most important takeaway from the report is that every extra half a degree is world-altering. According to the I.P.C.C., between 1.5 degrees and two degrees of warming, the rate of crop loss doubles. So does the decline in marine fisheries, while exposure to extreme heat waves almost triples. As always, it’s the poor who are apt to suffer most. Friederike Otto, the acting director of Oxford’s Environmental Change Institute, recently told the Web site Carbon Brief that “half a degree of additional warming makes a huge difference. For people who are already marginalised, this can be an existential difference.”

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https://www.newyorker.com/magazine/2018/10/22/what-is-donald-trumps-response-to-the-uns-dire-climate-report

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