this post was submitted on 15 Sep 2024
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Climate - truthful information about climate, related activism and politics.

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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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submitted 2 months ago* (last edited 2 months ago) by [email protected] to c/[email protected]
 

(Added as a matter of curiousity, not to divert or disavow the our very real AGW.) This occurence is usually blamed on the 'Little Ice Age' ... cause still uncertain. The LIA is implicated in 500 years of misery for many Europeans. https://en.wikipedia.org/wiki/Little_Ice_Age

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[โ€“] [email protected] 1 points 2 months ago (1 children)

That led me down a rabbit hole of London history :-)

[โ€“] [email protected] 2 points 1 month ago

Glad to hear that! I've got that problem too! Sometimes it takes hours to find the way out ... hours free of social media, boring or horrifying news (real or fake) ... today it was the Medici family history ...