arstechnica,
@arstechnica@mastodon.social avatar

Redwoods are growing almost as fast in the UK as their Californian cousins

New study finds that giant sequoias add 70 cm of height and store 160 kg of carbon per year.

https://arstechnica.com/science/2024/03/redwoods-are-growing-almost-as-fast-in-the-uk-as-their-californian-cousins/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social

tleekeene,
@tleekeene@mastodon.social avatar

@arstechnica Powe to the trees

HistoPol, (edited )
@HistoPol@mastodon.social avatar

@arstechnica

Maybe the world needs more / ? 😀

Added benefit: everyone can feel like in kindergarten again. 😉

https://mastodon.social/@arstechnica/112110833636418408

conditional_soup,

@HistoPol @arstechnica
Better plant grasslands then. Redwood forests tend towards an overall density of 80 trees/acre. That's 160 kg * 80 trees per year or about 12 tons of carbon removed (or about three car-years' worth). Grassland ecologies can do about 49 tons per acre, and all without destroying your native ecology. But if you really want to cut down carbon emissions in the UK, stop trying to have US-style car centrism and bring back bikes and public transit.

HistoPol,
@HistoPol@mastodon.social avatar

@conditional_soup


(1/n)

. Excellent idea.

So, this begins to explain why the carbon-offset programs for never seem to have been a good idea from the beginning, if even the are not really up to the task.

I just tried to read up on the subject.
The article is beyond my knowledge, alas. I could not find any quantification. Also, it seems to vary depending...

https://www.nature.com/articles/s41467-020-20406-7

@arstechnica

stib,
@stib@aus.social avatar

@HistoPol
There's a really pertinent story about one such scheme in Scotland where planting spruce destroyed peat marsh, an excellent carbon sink biome, and releasing more carbon than the trees captured.
https://www.sciencedirect.com/science/article/pii/S0264837723001436
@conditional_soup @arstechnica

HistoPol,
@HistoPol@mastodon.social avatar

@stib


new

(1/2)

It seems that, as with the introduction of new animals (, e.g. rabbits to ) the introduction of new plants( *) can be a huge source of disruption regional as well.

After reading through the aforementioned article about , I now begin to understand the complexities involved.

I have a hunch that, from a systems point of...

https://link.springer.com/chapter/10.1007/978-3-662-65658-7_5

@conditional_soup @arstechnica

HistoPol,
@HistoPol@mastodon.social avatar

@stib @conditional_soup @arstechnica


new
natural

(2/3)

...of view, any such prospective change (#e.g. ) will involve a . These are sensitively dependent on initial conditions, something better known as the .

So, as your example shows, by trying to "fix" the we might actually be making things even worse.

I'm not a biologist or climatologist, but there are seem...

https://en.wikipedia.org/wiki/Chaos_theory

HistoPol,
@HistoPol@mastodon.social avatar

@stib @conditional_soup @arstechnica


new
natural

(3/3)

...to be too many unknown variables, probably even some we are not aware of...on top of the .

It'd be interesting to know how confident the scientists are in their models.

//

GhostOnTheHalfShell,
@GhostOnTheHalfShell@masto.ai avatar

deleted_by_author

HistoPol,
@HistoPol@mastodon.social avatar

@GhostOnTheHalfShell

#ClimateCrisis

In general, I agree. However, for the #Amazon #rainforest, there might not be much hope:

Huge regions of earth will become uninhabitable , e.g. the northern part of #SouthAmerica and #Africa.

I got this from a scientific article some months ago, the post of which, alas, I cannot find anymore.

https://mastodon.social/@HistoPol/110007840537087386

https://mastodon.social/@HistoPol/110821897073497005

@stib @conditional_soup @arstechnica

marcolo,
@marcolo@sociale.network avatar

@HistoPol
Of you are interested in Natural ways to reduce Carbon, this seminar could be of your interest. It was record and It should be freely available.
https://theproudholobionts.substack.com/p/natural-geoengineering-can-the-ecosystem

@GhostOnTheHalfShell @stib @conditional_soup @arstechnica

HistoPol,
@HistoPol@mastodon.social avatar

@stib @conditional_soup @arstechnica


new
natural

(2/2)

...of view, any such prospective change (#e.g. ) will involve a . These are sensitively dependent on initial conditions, something better known as the .

So, as your example shows, by trying to "fix" the we might actually be making things even worse.

//

https://en.wikipedia.org/wiki/Chaos_theory

HistoPol,
@HistoPol@mastodon.social avatar

@conditional_soup @arstechnica


(2/n)

...on its use (cattle or not)

"The net in grasslands worldwide intensified over the last century (Fig. 2), mainly driven by North ,
and ."

"However, climate change drivers contributed a net carbon sink in soil organic matter, mainly from the
increased productivity of grasslands due to increased and deposition.

"In contrast, grasslands globally have...

HistoPol,
@HistoPol@mastodon.social avatar

@conditional_soup @arstechnica


(3/3)

...persistently absorbed from the , resulting in an increase in soil ."
//

HistoPol,
@HistoPol@mastodon.social avatar

@conditional_soup @arstechnica


(3/3)

...persistently absorbed CO2 from the atmosphere, resulting in an increase in soil carbon storage."
//

Abercrombie,

@arstechnica Not a lot?

HistoPol, (edited )
@HistoPol@mastodon.social avatar

@Abercrombie

A fast-growing stores only 0.10 pounds annually in do most of the other trees 🌳 I checked here:

https://treeplantation.com/tree-carbon-calculator.html

Assumption:
We need to make animpact ASAP due to the unpredictability of the . Therefore, I chose the minimum, 10 years.

@arstechnica

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