Real Climate
MAY 21, 2023
As predicted in 1967 by Manabe and Wetherald , the stratosphere has been cooling. The dominant factors are changes in CO2 (a cooling), ozone depletion (a cooling), warming from big volcanoes, and oscillations related to the solar cycle. So the net effect is less absorption and more emittence, and thus they give a cooling.
Academy of Natural Sciences
JULY 21, 2021
With the Philadelphia area trending towards warmer average temperatures as a result of climate change, it will be important to have ample opportunities for people to stay cool and recreate safely. Ozone smog pollution reached unhealthy levels on twenty days. The ’80s took the subject of global warming to the next level.
Physics World
JANUARY 7, 2022
Pegged for launch in 2007 at a cost of $1bn, in 2002 it was renamed the James Webb Space Telescope (JWST) after the former NASA administrator. Layered protection: A test model of the giant sunshield that will keep the JWST cool. But the sunshield engineers were not the only ones biting their fingernails about keeping the JWST cool.
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