Haewon McJeon

Haewon McJeon

@hmcjeon.bsky.social

Teaching Carbon Neutrality @ KAIST | previously @PNNLab & @CtrGlobSust | Decarbonizer of Energy | Defender of IAM | future kpop rapstar | tweets and rhymes my own

502 Followers 47 Following 28 Posts Joined Mar 2025
1 week ago
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My new commentary in Science recounts the history of stabilization wedges and features the updates to the wedges by Johnson and Staffell.

Read the commentary: www.science.org/doi/10.1126/...
Read the Wedge 2026: www.science.org/doi/10.1126/...

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1 week ago
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Thirty-six solutions to stabilize Earth’s climate An updated visual assessment tool can bridge the gap between climate research and political action

New perspective article on climate solutions by @hmcjeon.bsky.social

www.science.org/doi/10.1126/...

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9 months ago
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#iew25 day2

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9 months ago
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#IEW25 I propose that each and every IEW presentation start with:
1. Time resolution
2. Geographic resolution
3. Sector resolution

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9 months ago
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This one from @jessedjenkins.com team

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9 months ago
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None of us understand what’s going on here. #IEW25

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9 months ago

Aside from the fact that ethanol kills far more people than methanol ever did, why should we choose biomethanol over bioethanol? Is there a cost advantage?
@nworbmot.bsky.social

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9 months ago
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Ladies and gentlemen: @nworbmot.bsky.social

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9 months ago
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Every #pypsa talk starts with “… it stands for python power system analysis… well, it’s not just power systems…”

At some point you need to bite the bullet and change the name to #PyEsa pronounced pie-yesa. Python energy system analysis.
@nworbmot.bsky.social

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9 months ago

@trutnevyte.bsky.social is this published? Please include a link!

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9 months ago
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@trutnevyte.bsky.social ladies and gentlemen:

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9 months ago

/sarcasm

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9 months ago

bitcoins... once again saves the day...

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9 months ago

i didn't see you. come say hi!

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9 months ago

that reminds me. i need to go edit J-MIP papers.... high quality model comparison papers flooding in from JMIP! stay tuned!

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9 months ago

@maxtav.bsky.social hi

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9 months ago

probably some assumptions on early retirement of existing plants? only 15 years until 2040...
models probably assume liberal retrofit with h2 and nh3, and maybe ccs.

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9 months ago

sorry bsky newb... either way works for me

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9 months ago

@trutnevyte.bsky.social hi

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9 months ago

@nworbmot.bsky.social @dianaurge.bsky.social

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9 months ago
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#IEW2025 International Energy Workshop in Nara, Japan.
Who else is here in Nara and in bsky?

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11 months ago
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a man is wearing a black hat and a white shirt .. ALT: a man is wearing a black hat and a white shirt ..

Do you have 99 problems?

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11 months ago
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GCAM Global User Committee Webinar Series The GCAM Global User Committee (GGUC) is an international network that brings together GCAM users to share insights, best practices, and regional perspectives. Zoom Meeting ID: 890 0623 5214 Passcode...

... / 11PM the night before (Wash. DC)
Sign up to join the GGUC mailing list for future events: forms.gle/vgoopUYp2a2N...

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11 months ago
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Dear Colleagues
The GCAM Global User Committee (GGUC) is pleased to host the monthly GGUC webinar by Dr. Yang Ou. Please forward to your networks.
Title: GCAM Modeling of Sectoral Decarbonization Strategies in China
Date: April 22
Time: 11AM CST (Beijing) / 9AM IST (Delhi) / 5AM CET (Bilbao) ...

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11 months ago
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Substantial air quality and health co-benefits from combined federal and subnational climate actions in the United States Climate actions not only reduce carbon emissions but also lower the health damage from air pollution. This study finds substantial air quality and health co-benefits from combined federal and subnatio...

Climate actions not only reduce CO2 but also lower the health impacts from air pollution.
A recent study by @andlingercenter.bsky.social and CGS finds that combined federal & subnational U.S. climate actions can reduce particulate-matter related deaths by 6,600 in 2030: www.cell.com/one-earth/fu...

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11 months ago
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Food security or climate action - Nature Climate Change Limiting global warming to 1.5 °C requires aggressive climate pledges, but their impact on land-use strategies remains underexplored. Now, a study reveals that these commitments may drive large-scale ...

News and Views by Min Chen @uwmadison.bsky.social
www.nature.com/articles/s41...
which does a better job of explaining the context of our study better than ourselves...
2/

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11 months ago
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🌏 NEW PAPER🌎
"Heterogeneous pressure on croplands from land-based strategies to meet the 1.5 °C target"

published today in Nature Climate Change

led by Peichao Gao @Beijing Normal Univ.
in collaboration with Peking Univ, @ctrglobsust.bsky.social, and KAIST GGGS
www.nature.com/articles/s41...
🧵

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11 months ago
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thanos says i am inevitable in a movie ALT: thanos says i am inevitable in a movie
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11 months ago

@christoph-bertram.bsky.social now what

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11 months ago

Hello world.

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