Earth's Atmosphere
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After thinning at alarming rates in the 1980s and 90s, the ozone layer over Antarctica is starting to recover. Watch…
The concentration of methane in the atmosphere has been fluctuating, mostly rising. The question is why. Scientists wonder if they…
Some people see animals or omens in the clouds and landscape. We see letters.
Industrialization has brought incredible societal advances and difficult pollution problems. From space, we can see skies clearing in some regions…
Satellite research shows that the world's hottest spot changes, though the conditions don't. Think dry, rocky, and dark-colored lands...and cities.
Tiny aerosol particles can be found over oceans, deserts, mountains, forests, ice sheets, and every ecosystem in between. They drift…
Describes the net flow of energy through different parts of the Earth system, and explains how the planetary energy budget…
NASA scientist James Hansen has tracked Earth's temperature for decades, and he is confident the global warming trend of 0.9…
Most city dwellers worry about what the weather will do to their city, but for meteorologist Marshall Shepherd, the real…
