University of California Sustainable Agriculture Research and Education Program 
Information on sustainable production, alternatives to methyl bromide, and related topics.
http://www.sarep.ucdavis.edu/UK Ministry of Agriculture Fisheries and Food Central Science Laboratory 
Carries out research on environmentally sound food production.
http://www.csl.gov.uk
Blackland Research Center Water Sciences Laboratory, Texas 
The Blackland Research Water Quality group is currently working on Water Quality research projects to develop Best Management Practices to reduce atrazine, sedimentation and nutrient losses from Central Texas farm and ranchland.
http://waterhome.brc.tamus.edu
Smoke Management Program 
revisions to the regulation governing agricultural burning in California.
http://www.arb.ca.gov/smp/smp.htm
The Land Institute 
Research in natural systems agriculture featuring perennial grain polycultures using nature as its measure.
http://www.landinstitute.org/
Greenhouse Effect and Agriculture 
A view on agriculture and global warming.
http://www.geocities.com/freetime52/
The Public Lands Grazing Activist 
Essays, photos, and technical references related to the impacts of livestock grazing on public lands in the Southwestern U.S.
http://www.grazingactivist.org/
Enviroclips 
Short articles on environmental aspects of agriculture, freely available for republication, from the agribusiness company Syngenta. Topics include soil and water conservation, precision agriculture, biotechnology, pesticides, and government regulation.
http://www.enviroclips.com
The Soil Management Collaborative Research Support Program (SM-CRSP) 
Project to develop a decision support system for assessing tradeoffs between agricultural production and environmental impacts, for different economic, agricultural and environmental policies. Site has project reports, publications, and presentations.
http://www.tradeoffs.montana.edu
Water Quality - University of Maine Cooperative Extension 
Research information and advice to agricultural producers on best management practices to maintain water quality, including efficient nutrient and weed management practices and watershed management techniques.
http://www.umaine.edu/waterquality
Institute for Agriculture and Trade Policy 
Mission is to create environmentally and economically sustainable rural communities and regions through sound agriculture and trade policy. Supporting sustainable agriculture, reduced pesticide use, and related practices.
http://www.iatp.org
Phosphorus Index 
Modeling tools for assessment of phosphorus loading to waters from fertilizer and other sources.
http://www.nrcs.usda.gov/technical/ECS/nutrient/pindex.html
Nutrient and Water Policy Update 
About U.S. federal and Pennsylvania state policies and programs to reduce environmental impacts of animal agriculture operations, plus information and links on agricultural water use and quality, impacts of concentrated animal feeding, and related topics.
http://agenvpolicy.aers.psu.edu
An Effect of Aeroionized and Ozonized Media upon Food Substances and Agricultural Raw Materials 
Abstract of research on effects of aeroionized and ozonized media and of other external factors upon metabolic processes of aerobic organisms (both procaryote and eukaryote).
http://www.angelfire.com/pe/daptap99/amelkin.html
Center for Agriculture in the Environment 
US nonprofit research center that conducts public policy research to reduce the loss of productive farmland and to promote farming practices that lead to a healthy environment. Information about projects, grant opportunities, and beneficial farm practices.
http://www.aftresearch.org/
European Environment Agency - Agriculture Themes 
Collection of indicators, reports, links, data sets and targets on topics related to European agriculture and the environment.
http://www.eea.europa.eu/themes/agriculture
Research into New Quarantine Treatments for Horticultural and Timber Products as Alternatives to Methyl Bromide Fumigation 
Information on a multi-organization research project to find an alternative to the use of methyl bromide fumigation in agriculture, horticulture and forestry.
http://ec.europa.eu/research/agro/fair/en/uk4259.html
UMD Agricultural Nutrient Management 
Farmers and scientists can learn about nutrient contamination of the Chesapeake Bay and ways to prevent it by using best management practices.
http://anmp.umd.edu/