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Scientists dim sunlight, suck up carbon dioxide to cool the planet

The UN says Paris climate goals won't be met simply by reducing emissions, and pushes for other ways
Thursday, July 27, 2017 - 05:50

A facility of Climeworks to capture carbon dioxide from air is placed on the roof of a waste incinerating plant in Switzerland. The firm sucks greenhouse gases with fans and filters in a US$23 million project.


SCIENTISTS are sucking carbon dioxide from the air with giant fans and preparing to release chemicals from a balloon to dim the sun's rays as part of a climate engineering push to cool the planet. Backers say the risky, often expensive projects are urgently needed to find ways of

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