When it comes to change, the Smithsonian National Museum of Natural History has got it covered. The online exhibitions of their "Forces of Change" series covers the current changes the world is facing, from sky to soil,...

This field guide is useful for making or reading soil and site descriptions. The major sections address soil profile description, geomorphology, geology, soil taxonomy, soil map symbols, and field sampling strategies....

The International Soil Reference and Information Centre (ISRIC), which is associated with the Centre for Development and Environment, University of Berne, Switzerland, aims to "provide a better understanding of soils and...

The Soil Science Society of America's maintains the Internet Glossary of Soil Science Terms Web site. Visitors will find a searchable and browseable dictionary of hundreds of soil terms. Other resources include tables,...

This United States Department of Agriculture (USDA) publication (9th edition, 2003) contains taxonomic keys necessary for the classification of soils in a form easily used in the field. The book describes soils in...