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submitted 11 months ago by ultra@feddit.ro to c/climate@slrpnk.net

I found this great thread on Mastodon. It gets the arguments from https://www.californiavolunteers.ca.gov/10-ways-to-take-climate-action-from-home/.

I posted the Mastodon link because there's a discussion there about it, not just the arguments.

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[-] LibertyLizard@slrpnk.net 6 points 11 months ago

Efficiency improvements are good but without political action this isn’t going to cut it.

this post was submitted on 16 Dec 2023
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Discussion of climate, how it is changing, activism around that, the politics, and the energy systems change we need in order to stabilize things.

As a starting point, the burning of fossil fuels, and to a lesser extent deforestation and release of methane are responsible for the warming in recent decades: Graph of temperature as observed with significant warming, and simulated without added greenhouse gases and other anthropogentic changes, which shows no significant warming

How much each change to the atmosphere has warmed the world: IPCC AR6 Figure 2 - Thee bar charts: first chart: how much each gas has warmed the world.  About 1C of total warming.  Second chart:  about 1.5C of total warming from well-mixed greenhouse gases, offset by 0.4C of cooling from aerosols and negligible influence from changes to solar output, volcanoes, and internal variability.  Third chart: about 1.25C of warming from CO2, 0.5C from methane, and a bunch more in small quantities from other gases.  About 0.5C of cooling with large error bars from SO2.

Recommended actions to cut greenhouse gas emissions in the near future:

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