https://pjmedia.com/tatler/2011/08/04/yet-another-global-warming-keystone-crumbles-arctic-ice-tipping-point-disproven/feed/PJ Media is a leading news site covering culture, politics, faith, homeland security, and more. Our reporters and columnists provide original, in-depth analysis from a variety of perspectives.en-usWed, 10 Jun 2026 18:16:00 -0400<![CDATA[New evidence now undermines one of the linchpins of the Catastrophic Global Warming hypothesis &#8212; the feedback loop which is projected to cause global temperatures to spike upward in future decades once the Arctic ice sheet sheds enough square mileage; the loss of the ice&#8217;s reflectivity will (in theory) allow the absorption of more sunlight, which will cause more warming, which will melt more ice, and so on, until the polar ice caps are gone completely.]]>Thu, 04 Aug 2011 13:05:10 -0400<![CDATA[Zombie]]>https://pjmedia.com/zombie/2011/08/04/yet-another-global-warming-keystone-crumbles-arctic-ice-tipping-point-disproven-n151364