Symposium - Plan B: Engineering a Cooler Earth

Saturday, December 9, 2017

Hameetman Auditorium - California Institute of Technology, Pasadena, CA 91125

Location Map





8:30 - 9:00

Registration and Coffee

9:00 - 9:15 Opening Remarks (34 KB .pdf)
Engineering a Cooler Earth (89.8 MB .pdf)
Paul Wennberg (Caltech)
9:15 - 9:25 Changes in Earth’s Climate 1850-2017 (24.7 MB .pdf)

Simona Bordoni (Caltech)

9:25 - 9:45 Assessing Geoengineering Proposals and Climate Risks Through Data-Informed Modeling (58 MB .pdf)

Tapio Schneider (Caltech)
Andrew Stuart (Caltech)

9:45 - 10:15 Q&A - Understanding the Basics


10:15 - 10:40

Coffee Break and Informal Discussion

10:40 - 12:00

Topic 1
Engineering Lower Greenhouse Gas Levels: CO2 Capture and Sequestration
Session Chair - Paul Wennberg (Caltech)

Carbon Capture and Sequestration: The Scale of the Challenge (2.76 MB .pdf)

Jennifer Wilcox (Colorado School of Mines)

Prospects and Viability of Carbon Removal Technologies: Climate, Policy and Market Perspectives (1.9 MB .pdf)

Julio Friedmann (Carbon Wrangler, LLC)

CO2 Capture and Physical Sequestration (1.84 MB .pdf)

Christoph Gebald (Climeworks)

Chemical Sequestration of CO2 by Calcium Carbonate Dissolution (1 MB .pdf)

Jess Adkins (Caltech)

Panel Discussion:
The Economics of Carbon Capture and Sequestration

Moderated by: Julio Friedmann (Carbon Wrangler, LLC)

Audience Q&A
12:00 - 1:00

Lunch provided for all attendees

1:00 - 2:30 Topic 2
Engineering Lower Solar Radiance: Albedo Modification
Session Chair – Tom Prince (Caltech)
Towards Improved Understanding of Albedo Modification’s Effectiveness and Risks (576 KB .pdf) David Keith (Harvard)
Marine Cloud Brightening: Science, Feasibility and a Plan for Research (2.18 MB .pdf) Rob Wood (U. Washington)
Viability and Desirability of Proposed Radiation Management Methods (12.3 MB .pdf) Trude Storelvmo (Yale)
Panel Discussion:
Technical Challenges and Risks
Moderated by: Doug MacMartin (Caltech)
Audience Q&A
2:30 - 3:00

Coffee Break and Informal Discussion

3:00 - 4:45 Topic 3
Risks and Practicalities of Albedo Modification
Session Chair - Jonas Peters (Caltech)
Geoengineering as a Response to Climate Risk (1.77 MB .pdf) Gernot Wagner (Harvard)
Governance Needs and Challenges (no slides presented) Edward A. Parson (UCLA)
Implementation and Entrepreneurial Perspectives
(1.13 MB .pdf)
David Rogers (Stanford)
Effective Communication to the Public (3.45 MB .pdf) Andrew Revkin (ProPublica)
Panel Discussion:
Technical Challenges and Risks
Moderated by: Andrew Revkin (ProPublica)
Audience Q&A
4:45 Concluding Remarks John Grotzinger (Caltech)
5:00 Symposium Concludes