20 September 2023

Accountability in a Sustainable World

Online

Fireside Chat: The Carbon Adjustment Tax
Aniket Shah, Global Head of ESG and Sustainable Finance Strategy, Jefferies, and Gernot Wagner, Senior Lecturer and Climate Economist, Columbia Business School; moderated by Shiva Rajgopal, Roy Bernard Kester and T.W. Byrnes Professor of Accounting and Auditing, Accounting Division Chair, Columbia Business School.

Wednesday, September 20, 2023 3:15 PM to 4:20 PM (NY time)

Published as: Rajgopal, Shiva, Aniket Shah, and Gernot Wagner. "Carbon Adjustment Tax," Accountability in a Sustainable World Quarterly 2(2), March 2024: pp. 13-23.

Getting to Greener Steel

Coalbed methane is an underappreciated problem of global steel production. While cutting methane emissions in the steel supply chain will not produce green steel overnight, it could reduce the sector’s emissions by the equivalent of a billion tons of carbon annually, and at little cost.

25 Sep 25

Engineering and logistical concerns add practical limitations to stratospheric aerosol injection strategies

by Miranda Hack, V. Faye McNeill, Dan Steingart, and Gernot Wagner

21 Oct 25

Early Investment in Decarbonization Can Help Save Trillions in Climate Costs

A net-zero world by 2100 is likely inevitable, but the next decade will be critical for securing a livable future.

10 Sep 25