A solar geoengineering test has been delayed until 2022
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A solar geoengineering test has been delayed until 2022

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By Adam Vaughan

New Scientist Default Image

A balloon inflating on the launchpad at Esrange Space Center in Sweden

NASA/Dartmouth/Alexa Halford

A trailblazing experiment to launch a balloon into the stratosphere from Sweden for a solar geoengineering experiment has been suspended and delayed until 2022 to give more time for engagement with the Swedish public.

The decision by an independent advisory committee is a major setback to the Harvard University experiment, known as SCoPEx. The project would be the first to intentionally inject particles into the stratosphere to explore the technology’s feasibility for cooling the Earth and buy time for governments to act on climate change. …

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