this post was submitted on 06 Apr 2025
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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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Yes, this means a ton of carbon ends up in the atmosphere instead of in the trees. The right move would be thinning and prescribed burns, but this administration isn't going to do that.

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[โ€“] FundMECFSResearch@lemmy.blahaj.zone 38 points 1 day ago* (last edited 1 day ago) (1 children)

Trump is speedrunning to aim for the lowest biodiversity index in North America.

Maybe if we stop ridiculously subisidising corn everywhere, some that gets thrown away because we have way too much, we could replace a couple dozen sq km of corn fields with more sustainable agroforestry, and thereby massively increase our logging output, instead of yk, cutting down the last wildlife sanctuaries? Not holding my breath tho.

[โ€“] Delta_V@lemmy.world 1 points 1 day ago

i comfort myself with the knowledge that most worlds are totally dead

zero wildlife is the normal state of things

extinction is only sad to the survivors, and soon enough there will be none left to mourn