In Earth’s atmosphere history, oxygen levels have changed significantly. This includes hydrogen, helium, carbon dioxide and nitrogen composition in the air.…
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Marine biologists specialize in how life in the oceans behave. They collect ocean samples, record fish distributions and conserve aquatic life in habitats.…
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Atmosphere
Earth’s magnetic field gives us a layer out in space called the magnetosphere. If you want to learn everything about magnetosphere, this is the complete guide.…
Biology
The Koppen climate classification catalogues Earth’s types of environments. In the eyes of Koppen, they are tropical, dry, temperate, continental and polar.…
Career
For aspiring geologists, field camp is where you put everything you’ve learned in the classroom together in an intensive field campaign.…
Geology
The name “shield volcano” originated from its Roman shield-like shape. They are broad, flat and can stretch hundreds of miles wide like Mauna Loa in Hawaii.…
Space
How many spheres of Earth exist on Earth? If you count them all, you would get about 17 of them. This is the definitive guide to all 17 spheres of Earth.…
Water
Tsunamis are long, tall waves that can be disastrous to anything nearby. But what causes tsunamis? 80% start from earthquakes. And how do tsunamis form?…
