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Monthly Archives

November 2020

Permafrost Collapse Ongoing – Completes With No Further Warming

By Abrupt changes, Arctic, Arctic warming, climate emergency, climate restoration, Earth systems, Emissions flip, feedback, frozen ground, Negative emissions, Permafrost, Permafrost melt

Background: Permafrost Collapse is Underway With Emission Plausibly Rivaling All of Global Transportation… Across the Northern Hemisphere, permafrost collapse emitted 630 TgC, or 2.3 gigatons (Gt) CO2 (not including methane) on average every year from 2003 to 2017 as per findings from Natali et al., 2019, that tells us, “We estimate a contemporary loss of…

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Climate Change and Sea Level Rise: Beyond the Point of No Return Yet? Austin Sierra Club Climate Change Committee

By Gigs and Presentations

This presentation looks at recent reporting on sea level riseĀ  from South Padre Island, and the poorly understood statement in popular press about climate change being beyond the point of no return, or already being irreversible. This concept is based on carbon budgets for emissions reductions scenarios where negative emissions are not considered. In other…

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