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Healthy Planet Action Coalition

@hpacoalition.bsky.social

Founded in 2021, the Healthy Planet Action Coalition (HPAC) is an international group advocating: 1) urgent near-term cooling (or geoengineering) 2) GHG emissions cuts, and 3) legacy GHG removal, for humans and life on Earth: www.healthyplanetaction.org

21 Followers  |  22 Following  |  18 Posts  |  Joined: 25.01.2025  |  2.1204

Latest posts by hpacoalition.bsky.social on Bluesky

@nickbreeze.genn.cc @phoebebarnard.bsky.social @hughhunt.bsky.social @operaatioarktis.bsky.social @facingfuturetv.bsky.social @climaterealityproject.org @hpacoalition.bsky.social @karenmessier.bsky.social

09.11.2025 17:22 β€” πŸ‘ 2    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @phoebebarnard.bsky.social @revkin.bsky.social @stephenleahy.bsky.social @hpacoalition.bsky.social @boilingfrogbss.bsky.social @climaterealityproject.org @climatereality-uk.bsky.social @hughhunt.bsky.social @operaatioarktis.bsky.social

02.11.2025 16:57 β€” πŸ‘ 4    πŸ” 4    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @revkin.bsky.social @stephenleahy.bsky.social @karenmessier.bsky.social @phoebebarnard.bsky.social @boilingfrogbss.bsky.social @hpacoalition.bsky.social @hughhunt.bsky.social @climaterealityproject.org

27.10.2025 14:00 β€” πŸ‘ 5    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @phoebebarnard.bsky.social @karenmessier.bsky.social @facingfuturetv.bsky.social @climaterealityproject.org @hughhunt.bsky.social @hpacoalition.bsky.social @revkin.bsky.social @stephenleahy.bsky.social @operaatioarktis.bsky.social

20.10.2025 17:29 β€” πŸ‘ 5    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0
Russ George_ Ocean Iron Fertilization_HPAC_Oct. 2, 2025
YouTube video by Healthy Planet Action Coalition Russ George_ Ocean Iron Fertilization_HPAC_Oct. 2, 2025

Russ George_ Ocean Iron Fertilization_HPAC_Oct. 2, 2025 youtu.be/JuaKbReiYAM?... via @YouTube

17.10.2025 21:21 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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2. So this week's global online HPAC conference @hpacoalition.bsky.social has many hundreds of participants from Australia to Zimbabwe, drilling down into the reality of the consequences of humanity's wishful thinking. Day 2 happening now - last 2.5 hrs of conference. www.preventing2degrees.org 2/4

16.10.2025 13:20 β€” πŸ‘ 3    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0
Community Discussion of Cynthia Sharf podcast and near-term cooling governance_HPAC_Sep. 18, 2025
YouTube video by Healthy Planet Action Coalition Community Discussion of Cynthia Sharf podcast and near-term cooling governance_HPAC_Sep. 18, 2025

Healthy Planet Action Coalition
@HPACoalition
Β·
Oct 15
Community Discussion of Cynthia Sharf podcast and near-term cooling gove... youtu.be/NjSEwmIBph4?...
via @YouTube

15.10.2025 22:24 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

1️⃣ Polar geoengineering study warns of high risks, costs & distraction from decarbonization; sparks debate & inspires open letter signed by 100+ scientists advocating continued SRM research.

2️⃣ @hpacoalition.bsky.social to host an online 2Β°C prevention conference, mobilizing global action.

🧡2/7

09.10.2025 19:31 β€” πŸ‘ 2    πŸ” 2    πŸ’¬ 1    πŸ“Œ 0

@nickbreeze.genn.cc @hpacoalition.bsky.social @herbsimmens.bsky.social @hughhunt.bsky.social @phoebebarnard.bsky.social @revkin.bsky.social @stephenleahy.bsky.social @operaatioarktis.bsky.social

03.08.2025 17:58 β€” πŸ‘ 5    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @phoebebarnard.bsky.social @revkin.bsky.social @stephenleahy.bsky.social @operaatioarktis.bsky.social @boilingfrogbss.bsky.social @hughhunt.bsky.social @herbsimmens.bsky.social @hpacoalition.bsky.social @karenmessier.bsky.social

09.08.2025 01:45 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 0    πŸ“Œ 1

@hpacoalition.bsky.social @boilingfrogbss.bsky.social @herbsimmens.bsky.social @nickbreeze.genn.cc @revkin.bsky.social @stephenleahy.bsky.social @karenmessier.bsky.social @facingfuturetv.bsky.social @phoebebarnard.bsky.social

10.08.2025 16:19 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 0    πŸ“Œ 1

@nickbreeze.genn.cc @operaatioarktis.bsky.social @hughhunt.bsky.social @hpacoalition.bsky.social @phoebebarnard.bsky.social @revkin.bsky.social @stephenleahy.bsky.social @herbsimmens.bsky.social @karenmessier.bsky.social @facingfuturetv.bsky.social

13.08.2025 13:08 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @hughhunt.bsky.social @facingfuturetv.bsky.social @phoebebarnard.bsky.social @revkin.bsky.social @hpacoalition.bsky.social @herbsimmens.bsky.social @karenmessier.bsky.social @boilingfrogbss.bsky.social

21.08.2025 13:40 β€” πŸ‘ 4    πŸ” 2    πŸ’¬ 0    πŸ“Œ 2

The Global Heating Emergency Preventing 2Β°C by 2040: What’s the Plan? by
@HPACoalition
πŸ“…October 15 – 16, 2025 πŸ”—https://preventing2degrees.org *There is no charge for participation & is open to public, scientists, decision-makers. #SRM #CDR

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08.10.2025 19:51 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @facingfuturetv.bsky.social @hughhunt.bsky.social @phoebebarnard.bsky.social @hpacoalition.bsky.social @herbsimmens.bsky.social @lloydalter.bsky.social @revkin.bsky.social @stephenleahy.bsky.social

01.09.2025 22:48 β€” πŸ‘ 3    πŸ” 2    πŸ’¬ 0    πŸ“Œ 1

@nickbreeze.genn.cc @operaatioarktis.bsky.social @hughhunt.bsky.social @phoebebarnard.bsky.social @revkin.bsky.social @herbsimmens.bsky.social @hpacoalition.bsky.social @climaterealityproject.org @boilingfrogbss.bsky.social

09.09.2025 21:12 β€” πŸ‘ 7    πŸ” 2    πŸ’¬ 0    πŸ“Œ 1

@nickbreeze.genn.cc @hpacoalition.bsky.social @operaatioarktis.bsky.social @hughhunt.bsky.social @phoebebarnard.bsky.social @boilingfrogbss.bsky.social @revkin.bsky.social @stephenleahy.bsky.social

21.09.2025 22:20 β€” πŸ‘ 4    πŸ” 4    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @revkin.bsky.social @stephenleahy.bsky.social @phoebebarnard.bsky.social @hughhunt.bsky.social @facingfuturetv.bsky.social @climaterealityproject.org @climaterepair.bsky.social @hpacoalition.bsky.social @herbsimmens.bsky.social @karenmessier.bsky.social

28.09.2025 16:09 β€” πŸ‘ 5    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @phoebebarnard.bsky.social @hpacoalition.bsky.social @herbsimmens.bsky.social @hughhunt.bsky.social @operaatioarktis.bsky.social @revkin.bsky.social @stephenleahy.bsky.social @karenmessier.bsky.social

05.10.2025 13:32 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 0    πŸ“Œ 1
How Climate Intervention can Safely and Quickly Cool the Planet_HPAC NYC Climate Week_Sep. 26, 2025
YouTube video by Healthy Planet Action Coalition How Climate Intervention can Safely and Quickly Cool the Planet_HPAC NYC Climate Week_Sep. 26, 2025

How Climate Intervention can Safely and Quickly Cool the Planet_HPAC NYC... youtu.be/mz2_mRqHZuw?... via @YouTube

08.10.2025 19:33 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
Jules Pretty_Story Telling for Climate Change Part I_HPAC_July 10, 2025
YouTube video by Healthy Planet Action Coalition Jules Pretty_Story Telling for Climate Change Part I_HPAC_July 10, 2025

Jules Pretty_Story Telling for Climate Change Part I_HPAC_July 10, 2025 youtu.be/rBkStxOJ4qM?... via @YouTube

28.07.2025 22:55 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

Yes! So we need: academic.oup.com/oocc/article... and: academic.oup.com/oocc/article...

22.07.2025 01:25 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @boilingfrogbss.bsky.social @karenmessier.bsky.social @phoebebarnard.bsky.social @facingfuturetv.bsky.social @hughhunt.bsky.social @revkin.bsky.social @stephenleahy.bsky.social @climaterealityproject.org @herbsimmens.bsky.social @hpacoalition.bsky.social

20.07.2025 13:25 β€” πŸ‘ 4    πŸ” 2    πŸ’¬ 1    πŸ“Œ 0

Yes. See: www.healthyplanetaction.org/home/about-us

22.07.2025 01:19 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 2    πŸ“Œ 2

Excellent interview! Obvious response: academic.oup.com/oocc/article...
For more on tipping p. 10 of this: academic.oup.com/oocc/article...
and s. 12: docs.google.com/presentation...

19.07.2025 22:33 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

For example: Addressing the Urgent Need for Direct Climate Cooling: Rationale and Options
Baiman et al. 2024. Oxford Open Climate Change: academic.oup.com/oocc/article...

26.06.2025 02:10 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

@nickbreeze.genn.cc @karenmessier.bsky.social @phoebebarnard.bsky.social @hughhunt.bsky.social @operaatioarktis.bsky.social @boilingfrogbss.bsky.social @stephenleahy.bsky.social @revkin.bsky.social @hpacoalition.bsky.social @herbsimmens.bsky.social @climaterealityproject.org

22.06.2025 14:22 β€” πŸ‘ 5    πŸ” 5    πŸ’¬ 1    πŸ“Œ 1

For near-term cooling (not just reducing rate of warming) options Oxford Open Climate Change 2024:
Addressing the Urgent Need for Direct Climate Cooling: Rationale and Options
An Open Letter to the IMO Supporting Maritime Transport that Cools the Atmosphere While Preserving Air Quality Benefits.

13.06.2025 19:29 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Preview
An open letter to the IMO supporting maritime transport that cools the atmosphere while preserving air quality benefits We are in a global warming emergency that is being exacerbated by a rapid decline in anthropogenically-caused atmospheric aerosol loading [1].

Since publication and before we’ve been trying to get this: academic.oup.com/oocc/article... on the IMO MEPC agenda. Please contact us if you think you might be able to help!

29.04.2025 03:09 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Yes! Urgent direct climate cooling is needed now!
Addressing the Urgent Need for Direct Climate Cooling: Rationale and Options : academic.oup.com/oocc/article...
Also our: Open letter to the International Maritime Organization: academic.oup.com/oocc/article...

10.04.2025 19:23 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

@hpacoalition is following 19 prominent accounts