Search Results for: antarctica
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1,401 results
1,401 results for: antarctica
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- Astronomy
Revved-Up Universe
Astronomers are busy testing the seemingly bizarre notion that the expansion of the universe is accelerating.
- Chemistry
Volcanoes aren’t a big source of CFCs
Ozone-depleting chlorofluorocarbons in the atmosphere come mainly from human-made sources, not from volcanoes as some have suggested.
- Earth
Climate’s Long-Lost Twin
New geological evidence suggests that humans have started exploiting fossil fuels and altering Earth's atmosphere at precisely the moment when greenhouse gases could do the most damage to climate.
