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Cooling Credits: Could Paying for SRM Deployment Offset CO2 Emissions?

“Cooling credits” are being offered as a way for companies and individuals to offset their carbon dioxide (CO2...

7 min read

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Could SAI Replace the Lost Cooling Effect From Cleaning Up Air Pollution?

As well as driving climate change, burning fossil fuels creates toxic air pollution, which kills millions of people each year...

6 min read

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Unilateral Deployment: Could a Single Country Change the Global Climate?

Given how inexpensive and powerful some sunlight reflection methods, also known as solar radiation modification (SRM), appear...

7 min read

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The Technical Feasibility and Costs of SAI

Stratospheric aerosol injection (SAI), an idea to add millions of tonnes of reflective particles to the upper atmosphere, see...

7 min read

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Would Stratospheric Aerosol Injection Add to Acid Rain?

The sulphate particles that could be used for stratospheric aerosol injection (SAI) would add to acid rain. With sulphate pol...

4 min read

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Will Scientists Know if SRM Caused Extreme Weather?

If sunlight reflection methods, also known as solar radiation modification (SRM), were deployed to lower temperatures, and ev...

5 min read

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Mitigation Displacement: Could SRM Undermine Emissions Cuts?

A common objection to the study and potential development of sunlight reflection methods, also known as solar radiation modif...

5 min read

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Will Climate Change Become Unbearable When the World Reaches 1.5°C or 2°C?

In 2015, almost all countries agreed to try to limit warming to 1.5°C to 2°C above the pre-industrial average. However, the...

6 min read

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What Is SRM?

Sunlight reflection methods or solar radiation modification (SRM) describes a set of ideas to counteract global warming by re...

7 min read

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Marine Cloud Brightening

Marine cloud brightening (MCB) is an idea to enhance the reflectivity of low-lying clouds over the oceans. Spraying tiny sea-...

6 min read

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Could SAI Delay the Recovery of the Ozone Layer?

The ozone layer that protects the Earth from harmful ultraviolet rays is slowly recovering from the damage done to it by huma...

6 min read

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Does International Law Prohibit SRM?

Because they would alter the climate and could cause harm, some people wonder whether sunlight reflection methods or solar ra...

5 min read