See also:

• Science: Agriculture  (3,675)
• Science: Environment: Agriculture  (21)
• Society: Issues: Animal Welfare: Farming  (73)
• Society: Issues: Business: Agriculture  (48)

• American Farmland Trust - Working to stop the loss of productive farmland and promote healthier farming practices in the U.S.
• Family Farmer - News and opinion on corporatization of food and agriculture.
• GRACE Factory Farming - Information, ideas, and strategies for activists opposed to factory farming. Topics cover the environmental, health, economic, social and animal welfare costs of large-scale animal production, as well as trends toward sustainable alternatives to factory farms.

• Ecological Farming May Cause More Heavy Metals In The Soil - Some systems of ecological arable farming which use only organic fertilisers contaminate the soil with levels of cadmium, copper and lead which are twice as high as when a combination of both animal manure and artificial fertiliser is used. (February 10, 1999)