During the Archean eon, between about 3.8 billion years ago and 2.5 billion years ago, the Sun was about 20 to 25 percent fainter than it is today. With less […]
AGU
Posted inHabitable Zones
Ozone Holes Might Slightly Warm Our Planet
A lot of people mix up the ozone hole and global warming, believing the hole is a major cause of the world’s increasing average temperature. Scientists, on the other hand, […]
Posted inArctic / Antarctic / Alpine, Astrochemistry, Astrogeology, Atmospheres, Climate, Weather, Habitable Zones, Mars, Meteorites & Asteroids
Mars May Be Even Wetter Than It Was Last Week
In less than a week, our collective understanding of the amount of water on Mars has been totally revamped. First there was the announcement that liquid water is apparently at […]