The first few sites listed below include links to information and images related to weathering. Additional sites provide information about various types of soils and processes of soil formation. Much of this data was obtained through research funded by the United States Department of Agriculture (USDA) due to the importance of soil as an agricultural resource.
http://www.uoguelph.ca/~sadura/wearef/weares.htm
Weathering
resources on the web - links provided by the University of Guelph in Ontario,
Canada.
http://scrtec.rtec.org/track/tracks/t03358.html
Nancy's list of
links to resources for teaching and understanding physical weathering
processes.
http://www.dc.peachnet.edu/~janderso/physical/stmtn.htm
This geological
tour of Stone Mountain, Georgia is presented by Dr. John Anderson of Georgia
Perimeter College and focuses on a variety of physical and chemical weathering
features seen on the mountain.
http://www.nscss.org/soil.html
The National
Society of Consulting Soil Scientists maintains a large index of links to
world-wide web resources of interest to soil scientists.
http://www.statlab.iastate.edu/soils/nsdaf/
Iowa State
University hosts the National Soil Data Access Facility of the USDA which allows
access to information from various national soils databases. This site also
features photographic images of different soil types for comparison.
http://www.essc.psu.edu/soil_info/
The Soil
Information for Environmental Modeling web site at Penn State University's Earth
System Science Center also provides access to various soils
databases.
http://www.statlab.iastate.edu/survey/SQI/
Iowa State
University also hosts the Soil Quality Institute of the USDA which provides
information about soil quality issues in the United States. Information is
provided about a low-tech method of testing soil quality by simply digging a
hole with a shovel.
http://soils.ag.uidaho.edu/soilorders/index.htm
University of Idaho Soil Science Division web page contains photos, descriptions, and surveys of the 12 major soil orders.
http://res.agr.ca/cansis/_overview.html
Canadian Soil Information System provides links to detailed soil surveys and land inventories.