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Updated: May 13, 2026

Using Generative Art to Convey Past and Future Climate Transitions

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Published on: March 31, 2023

Geoengineering: An Idea Whose Time Has Come?

David B Resnik¹, Daniel A Vallero

¹National Institute of Environmental Health Sciences, National Institutes of Health, Box 12233, Mail Drop CU-03, Research Triangle Park, NC, 27709, USA.

Journal of Earth Science & Climatic Change

|March 19, 2013

Summary

This summary is machine-generated.

Geoengineering, a deliberate global climate intervention, is debated for mitigating global warming. Researchers urge caution, requiring safety and efficacy evidence before implementation, while continuing current mitigation efforts.

Keywords:

Climate mitigation Ethics Geoengineering Global warming Policy Risk

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Area of Science:

Environmental Science
Climate Science
Policy Studies

Background:

Geoengineering proposals aim to deliberately alter global climate to counteract global warming.
The concept has gained traction due to challenges in implementing other climate change mitigation strategies.
Significant environmental and public health risks are acknowledged by proponents, yet its pursuit is considered by some.

Purpose of the Study:

To examine the arguments for and against geoengineering as a climate change mitigation strategy.
To discuss potential policy options for the governance of geoengineering.
To evaluate the conditions under which geoengineering might be considered.

Main Methods:

Review of existing literature on geoengineering.
Analysis of arguments presented by proponents and opponents.
Exploration of policy frameworks and governance models.

Main Results:

Geoengineering presents significant risks alongside potential benefits.
Current evidence on safety, efficacy, and feasibility is insufficient for implementation.
Strong opposition exists from environmental groups.

Conclusions:

Specific geoengineering proposals should not be implemented without robust evidence of safety, efficacy, and feasibility.
A clear plan for oversight, international cooperation, and public input is essential.
Aggressive pursuit of existing mitigation methods is crucial while geoengineering is under consideration.