this post was submitted on 20 Jun 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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[–] [email protected] 13 points 5 months ago* (last edited 5 months ago)

Have you ever seen the pictures of the ocean after the gulf oil spill? They never did fix that - they just sprayed chemicals that sunk the oil to the bottom of the gulf, creating a dead zone (with help from agricultural chemical runoff from the Mississippi River). And the people there never did get treated for all their medical issues, even though most of their food comes out of that ocean. That's also why we need Medicare for all btw - so we can make sure the EPA, CDC, and other government organizations are actually doing their job and people are actually taken care of when something goes wrong.