presentation – Healthy Planet Action Coalition

1 degree C warming above normal aerosols albedo Arctic refreezing carbon balance carbon burden Carbon Capture and Storage carbon cycle response Carbon removal carbon removal reduces natural feedback emissions climate restoration climate triad Earth systems Earth's energy imbalance geoengineering Marine cloud brightening methane natural geoengineering presentation

Glenn Weinreb – Saving the Planet with a “Climate Moonshot” R&D Program, HPAC, January 22, 2026

https://www.youtube.com/watch?v=gGIeKRWWdEY Glenn Weinreb - Saving the Planet with a "Climate Moonshot" R&D Program, HPAC, January 22, 2026 Glenn Weinreb is Director of the AspenCore Climate Solutions Research Center. Glenn will explore with us the following question: Is it possible for HPAC to save the planet with a climate…

HPACAdminJanuary 22, 2026

cryosphere Ice Sheets presentation sea level rise

John Moore – Polar Interventions to Save the Cryosphere Must Have Local Winners, HPAC, January 8, 2026

https://www.youtube.com/watch?v=n9ztQJtxofU&t=237s

HPACAdminJanuary 8, 2026

1 degree C warming above normal 30 degrees north and south 350 ppm CO2 aerosols albedo Arctic refreezing atmospheric greenhouse gas concentration carbon burden carbon cycle response Carbon removal climate restoration climate triad clouds Cooling intervention governance implementation direct air capture Earth systems Earth's energy imbalance Engineered cooling Engineered cooling scenarios engineered cooling strategy response geoengineering Marine cloud brightening natural feedback emissions natural geoengineering negative emissions Ocean acidification Ocean response presentation Risk-Risk Analysis sequestration ship's fuels regulations solar radiation modification SRM stratospheric aerosols Temperature response threshold crossing tipping tropospheric aerosols warming in the pipeline

Global Heating Emergency Conference by HPAC, October 15 and 16, 2025

https://youtu.be/OTlZ4lQ5Evc?si=jUFm4ufvhsmL6knr Global Heating Emergency Conference by HPAC, October 15 and 16, 2025 Global Online Conference • October 15 – 16, 2025 (https://www.preventing2degrees.org) Description: In Paris in 2015, 195 countries committed to stopping global warming. But greenhouse gas emissions have continued to relentlessly increase. The latest science shows…

HPACAdminDecember 5, 2025

atmospheric greenhouse gas concentration carbon balance carbon burden Carbon Capture and Storage Carbon removal carbon sinks climate restoration climate triad direct air capture Earth systems Engineered cooling engineered cooling strategy response geoengineering natural geoengineering negative emissions presentation sequestration solar radiation modification SRM stratospheric aerosols

Paul Gambill – New Initiatives to Support Comprehensive Approaches to Controlling Global Heating, HPAC, November 13, 2025

https://www.youtube.com/watch?v=qK_dMzE7m5Q Paul Gambill - New Initiatives to Support Comprehensive Approaches to Controlling Global Heating, HPAC, November 13, 2025 Paul Gambill will be joining us to discuss his work on educating the public to understand that sunlight reflection methods will be needed in addition to emissions reductions and greenhouse…

HPACAdminNovember 13, 2025

climate restoration Cooling intervention governance implementation presentation solar radiation modification SRM stratospheric aerosols Uncategorized

How Climate Intervention can Safely and Quickly Cool the Planet, HPAC NYC Climate Week, Sep. 26, 2025

https://www.youtube.com/watch?v=mz2_mRqHZuw How Climate Intervention can Safely and Quickly Cool the Planet, HPAC NYC Climate Week, Sep. 26, 2025 Presentation (accompanying Baiman talk on near-term cooling): https://docs.google.com/presentation/d/1JQ... Delay in action to limit climate pollution has allowed end of century scenarios to prematurely initiate. Earth systems have begun to degrade…

HPACAdminOctober 8, 2025

Carbon Capture and Storage Carbon removal carbon sinks climate restoration Earth systems Engineered cooling geoengineering natural geoengineering negative emissions Ocean acidification Ocean response ocean strategies presentation

Russ George – Ocean Iron Fertilization, HPAC, October 2, 2025

https://www.youtube.com/watch?v=JuaKbReiYAM Russ George - Ocean Iron Fertilization, HPAC, October 2, 2025 In 2012, Russ George worked with the Haida Salmon Restoration Corporation in British Columbia to add iron to the waters of the North Pacific Ocean at the point where salmon fingerlings most needed food. The project encountered…

HPACAdminOctober 2, 2025

aerosols albedo Cooling intervention governance implementation methane near-term cooling non-CO2 greenhouse gases presentation solar radiation modification SRM stratospheric aerosols

Community Discussion of Cynthia Sharf podcast and near-term cooling governance, HPAC, September 18, 2025

https://www.youtube.com/watch?v=NjSEwmIBph4 Community Discussion of Cynthia Sharf podcast and near-term cooling governance, HPAC, September 18, 2025 Cynthia Scharf is Senior Fellow - Climate Interventions at the Centre for Future Generations, steering our work on climate intervention technologies and briefing senior climate officials in the EU and globally on the…

HPACAdminSeptember 18, 2025

presentation

Sev Clarke – Ocean Nanobubbles and Buoyant Flakes, September 5, 2025

https://www.youtube.com/watch?v=ZzGxq1GmLJ8 Sev Clarke discusses the climate cooling potential of ocean nanobubbles and buoyant flakes. Sev is an independent Australian inventor of climate solutions and industrial process efficiencies. He has a double degree in Chemistry, History & Economics from Melbourne University, followed ten years later with a Stanford MBA.…

HPACAdminSeptember 5, 2025

aerosols Engineered cooling engineered cooling strategy response geoengineering presentation solar radiation modification SRM stratospheric aerosols

Brian Soden – Climate Geoengineering: A Bad Idea Whose Time Has Come? HPAC, August 21, 2025

https://www.youtube.com/watch?v=kMK8DJQGGTw Brian Soden - Climate Geoengineering: A Bad Idea Whose Time Has Come? HPAC, August 21, 2025 We will be joined by Brian Soden who will share his reflections on his recent research paper stratospheric aerosol injection with black carbon: https://www.nature.com/articles/s43247-025-02466-z Brian Soden is a Professor of Atmospheric…

HPACAdminAugust 21, 2025

presentation

Jules Pretty – Story Telling for Climate Change Part II, July 25, 2025

https://www.youtube.com/watch?v=eH6s1TryzL8&pp=0gcJCa0JAYcqIYzvProfessor Jules Pretty, an author and scientist, HPAC member and Emeritus This masterclass part II (see July 10, 2025 recording for part I) is being led by Professor Jules Pretty, an author and scientist, HPAC member and Emeritus Professor of Environment and Society at the University of Essex.…

HPACAdminJuly 25, 2025