It'll see scientists spraying aerosol particles high into the stratosphere to deflect some of the sun's energy away from Earth to try combat global warming.
The British government is spending 50 million pounds trying to dim the sun.
The go-ahead for the geo-engineering technique is expected in the next few weeks.
It'll see scientists spraying aerosol particles high into the stratosphere to deflect some of the sun's energy away from Earth to try combat global warming.
Oisin Coghlan from the Stop Climate Chaos Coalition said it's a far-fetched idea.

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