Key Earth Science Links
Soils Web Sites
The Global Learning and Observations to Benefit the Environment (GLOBE) Program is an international science and education program that provides students and the public worldwide with the opportunity to participate in data collection and the scientific process, and contribute meaningfully to our understanding of the Earth system and global environment.
Sustaining our Soils, The Environmental Awareness Series, American Geological Institute.
How Fast do Sediment Grains of Different Sizes Settle? Department of Geosciences, Vanderbilt University, from the SEPM on-line exercises. This exercise familiarizes students with the idea of turbidity and settling of grains in a water column. Students use local soils or mixtures of sediment and plot semi-quantitative measurements to demonstrate idea of grain settling.