this post was submitted on 03 Mar 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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[–] [email protected] 1 points 20 hours ago (2 children)

Is it possible to buy unroasted beans and grow my own trees from them?

[–] [email protected] 4 points 16 hours ago (1 children)

Locally grown is not always the best for the environment. Eating California rice in California is worse for CO2 than Thai rice, because California rice needs more inputs. Same with growing tomatoes in a natural-gas heated greenhouse in cold climates vs. trucked in from where they grow in the field. Transportation is a very small part of the CO2 footprint of food.

[–] [email protected] 3 points 12 hours ago

Very true! But I live in a part of the world that is hot and dry, and this article is about a variety of coffee plant that grows in hot, dry climates!

[–] [email protected] 8 points 19 hours ago (1 children)

Likely not. Consider the processing of the bean after harvest. Both wet and dry process are likely to make the bean unable to germinate. Furthermore, coffee plans must be growing in certain climates and elevations. Otherwise, other countries would have gotten into coffee looooong ago.

[–] [email protected] 3 points 19 hours ago (2 children)

A few years ago in my home town (UK), some people were arrested for making cocaine in their bathroom, by recreating the climate of south America in their bathroom.

It would be wildly impractical and very silly, but also a great experiment, to set up a coffee plant in your home, simulating the humidity, temperature, light and air pressure of high-altitude rainforests, just to have your own sustainable coffee.

If locally sourced and sustainable are your goal, there are some amazing mushroom coffee alternatives that do taste like coffee, one of my local coffee shops offers it. But I also understand the tempting voice in our heads that makes us want to do it the hard way, and get the correct product from a 100% self sustained route.

[–] [email protected] 4 points 18 hours ago

Unsustainably sustainable.

[–] [email protected] 2 points 19 hours ago

Maybe if I didn’t have a million other projects..