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[-] ininewcrow@lemmy.ca 39 points 1 year ago

Yeah ... This how humanity is going to out. Instead of rallying together to save ourselves from a changing environment, wealthy corporate interests will just manipulate everything to get conservative right wing nut jobs in power to avoid having to do anything about changing global behavior.

We're going to sacrifice our future existence to protect the wealth of a few hundred people, who will all last just a little bit longer before all of humanity fizzles out.

This is our great filter ... Human greed ... and it looks like we won't be able to get past it.

[-] skeezix@lemmy.world 7 points 1 year ago

This is exactly how many life forms have extinguished themselves over the millennia both on earth and across the universe. We are an evolutionary dead end, not capable of thinking beyond our individual desires and short term interests.

[-] bingbong@lemmy.dbzer0.com 4 points 1 year ago

and across the universe.

Citation needed spaceman

this post was submitted on 20 Nov 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.

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