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Carbon Dioxide Removal


Enhanced Weathering

Enhanced weathering is a carbon dioxide removal technique that involves spreading pulverized silicate rocks across large tracts of land to accelerate the natural process of storing carbon as carbonate compounds on land or bicarbonate at sea.
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Potential for large-scale CO2 removal via enhanced rock weathering with croplands

2020
Scholarly Work
David J. Beerling, Euripides P. Kantzas, Mark R. Lomas, Peter Wade, Rafael M. Eufrasio, Phil Renforth, Binoy Sarkar, M. Grace Andrews, Rachael H. James, Christopher R. Pearce
This article identifies how the deployment of enhanced rock weathering within existing croplands offers opportunities to align agriculture and climate policy, while needing to overcome political inertia to develop regulatory and incentive frameworks.

SOLVING THE CLIMATE CRISIS: The Congressional Action Plan for a Clean Energy Economy and a Healthy, Resilient, and Just America

2020
Policy Proposal
Select Committee on the Climate Crisis Majority Staff
This report lays out a framework for comprehensive congressional action on climate change and identifies the need to develop and deploy a suite of natural and technological carbon removal solutions to reduce carbon pollution as quickly as possible.

Unconventional Mitigation: Carbon Dioxide Removal as a New Approach in EU Climate Policy

2020
Scholarly Work
Oliver Geden, Felix Schenuit
This study investigates the question of how the currently still unconventional carbon removal approach can be integrated into EU climate policy.

Congressional Testimony of Dr. S. Julio Friedmann, Center on Global Energy Policy at Columbia University

2020
Hearings and Testimony
Julio Friedmann
Testimony before the U.S. Senate Committee on Energy and Natural Resources hearing to examine the challenges and opportunities for large-scale carbon management.

Congressional Testimony of Ernest J. Moniz

2020
Hearings and Testimony
Ernest J. Moniz
Testimony before the U.S. Senate Committee on Energy and Natural Resources hearing to examine the challenges and opportunities for large-scale carbon management.

Carbon‐dioxide Removal and Biodiversity: A Threat Identification Framework

2020
Scholarly Work
Kate Dooley, Ellycia Harrould‐Kolieb, Anita Talberg
This paper introduces a new approach to governing CDR research – one based on threat identification.

H.R. 4447 – Clean Economy Jobs and Innovation Act

2020
Proposed Legislation
U.S. Congress
This legislation combines several bills that aim to invest in green infrastructure and energy efficiency, renewable technologies, energy sources, and workforce training, including sections to further develop negative emission technologies and CCS.

Investing in Carbon Removal: Demystifying Existing Approaches

2020
Think Tank Report
The Economist Intelligence Unit
The articles in this series provide in-depth assessments of seven major carbon removal approaches including opportunities and gaps in policy and finance.

Net-Zero and Geospheric Return: Actions Today for 2030 and Beyond

2020
Scholarly Work
S. Julio Friedmann, Alex Zapantis, Brad Page, Chris Consoli, Zhiyuan Fan, Ian Havercroft, Harry Liu, Emeka Ochu, Nabeela Raji, Dominic Rassool, Hadia Sheerazi, Alex Townsend
This report identifies a set of actions, investments, and policies that can best lay a foundation for growing deployment of CCS and large-scale carbon dioxide removal through engineered systems to meet net-zero global emissions targets.

The Law of Enhanced Weathering for Carbon Dioxide Removal

2020
Scholarly Work
Romany M. Webb
This paper examines the international and U.S. legal framework for enhanced weathering on land and in ocean waters.

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