For many hundreds of millions of years, the average temperature at the surface of the Earth has varied by not much more than 20° Celsius, facilitating life on our planet. To maintain such stable ...

Since the early 1980s, Earth scientists have understood that erosion and weathering of rock slowly removes CO 2 from the ...

Our team is studying how rocks alter and erode in one of the most extreme environments on the planet—Antarctica. The project is called Landscape evolution in the McMurdo Dry Valleys: Erosion rates and ...

Throughout most of Earth's geological history, its paleoclimate has remained hospitable to life—largely thanks to continental silicate weathering, which acts as a long-term planetary thermostat. A ...

Examples of erosion and deposition in north-central Pennsylvania from Tropical Storm Lee. (A) Extensive gravel bars formed in a disequilibrium zone on lower Fishing Creek. (B) Washed out bridge in ...

Have your students crack different codes in this virtual breakout room to learn how NASA detects changes in landscapes on Earth, Mars, and beyond! Usage conditions apply ...