this post was submitted on 01 Jul 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.

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[–] WalrusDragonOnABike@lemmy.today 10 points 6 days ago* (last edited 6 days ago) (1 children)

Hurricane Beryl continues to defy all known logic, now becoming the first June Category 4 hurricane ever recorded in the Atlantic Basin. I can't even stress enough just how completely absurd that storm is.

But that just means we have room for new records, like first cat 5 storm in June! We wouldn't want to stop making WRs, right? /s

[–] jeffw@lemmy.world 1 points 6 days ago (1 children)

Not the first category 4 though, just in that area (I think the furthest east category 4 in June?)

[–] WalrusDragonOnABike@lemmy.today 1 points 6 days ago* (last edited 6 days ago)

Which one beat it in the Atlantic? Next I see is Dennis, which was around July 8th 2005. Then August 3rd in 1970. Pacific season starts earlier I think, so it beats it easily (May 25/26th in 2014 it looks like)