Gizmodo : Environment

A new climate intervention strategy aims to decrease the amount of water vapor in the stratosphere by injecting it with ice-forming nuclei. The idea is that, by reducing the water content, more heat in the form of infrared radiation would leak out into space.

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Gizmodo : Environment

Around 11 miles above Earth’s surface, leftover bits from rockets and spacecraft are lingering in our planet’s atmosphere that could potentially have a lasting effect on the climate.

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Tech Insider
view above a cloudy earth with a blue horizon against the blackness of space and the sun glaring in the upper right
A view from 13 miles above Earth, from one of Sandia National Laboratories’ solar-powered hot air balloons.
Tech Insider
pair of f-22 raptors
The US scrambled F-22 Raptors after reports Wednesday of an unidentified flying object over Montana.