More irreversible knock-on effects of global warming in the news today, two of which (permafrost emissions and the Amazon rainforest converting to savannah) will release additional CO2. Unfixable even with unrealistic immediate, Draconian policy changes. https://www.washingtonpost.com/climate-environment/top-scientists-warn-of-an-amazon-tipping-point/2019/12/20/9c9be954-233e-11ea-bed5-880264cc91a9_story.html …
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How many elections in a row do we have to win (across various countries) to have a chance at heading off catastrophic warming? And how many can we lose before we face a future that is either mitigation or crazypants geoengineering? If Trump wins in November, is that game over?
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Also, can everyone agree now to be cool with nuclear reactors (ha, ha) or do we have to have that fight too?
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For high achievers who actually want to turn the planet into Venus, here's a how-to from 2012 that goes into the physics of it all: "The Runaway Greenhouse". Maybe give it a pass if you are a very anxious person. https://arxiv.org/pdf/1201.1593.pdf …
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Ok this is technically the plot of Snowpiercer
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Spoilers!
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A Venus style runaway can happen to Earth?
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I believe the current consensus is that there's not enough solar energy to drive it. Here's a paper on it!https://arxiv.org/abs/1201.1593
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