Grade Level: 6-8
Test your knowledge of soil moisture and its effect on global populations. Soil moisture is the amount of water contained
Test your knowledge of soil moisture and its effect on global populations. Soil moisture is the amount of water contained
For over 20 years, satellite instruments have measured the sea surface height of our ever-changing oceans. This video of images shows the complicated patterns of rising and falling ocean levels across the globe from 1993 to 2015.