2021 Atmosphere Earth Day Ozone 
A Greener Life
JUNE 24, 2022
Instead, environmentalists were mainly concerned about the ozone layer, nuclear meltdown and chemical industrial pollution, the erosion of biodiversity and population explosion. In 1970 the world’s first Earth Day was held in the US, but we had to wait until 1990 before the movement went global. In 2021 the world emitted 36.4
Physics World
MAY 4, 2022
“If I look at the next 50 years, next hundred years maybe, nobody will be able to set up a telescope that’s powerful enough to resolve surface features,” says Jonathan Jiang , an atmospheric scientist at NASA’s Jet Propulsion Laboratory in Pasadena, California, who uses Earth as a laboratory to model exoplanets.
Union of Concerned Scientists
DECEMBER 12, 2023
The Cuyahoga fire, along with a major oil spill off the coast of Santa Barbara that same year, galvanized national attention and led to the first Earth Day, a slew of new air and water protection laws, and the creation of new federal departments to administer them, including the Environmental Protection Agency (EPA).
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