Aquaculture Information Center of the National Agricultural Library of the USDA
Bibliographies of publications on aquaculture in the U.S. and links to other aquaculture sites.
http://www.nal.usda.gov/aic/

Aquaculture Magazine
Web site of Aquaculture Magazine, a leading journal of aquaculture in the U.S. and abroad. Contains information about aquaculture from around the world.
http://www.aquaculturemag.com/

Food and Agriculture Organization of the United Nations
Current information on the state of the world food situation, trends in food supplies, and environmental impacts of agriculture.
http://www.fao.org/

U.S. Department of Agriculture
Contains statistics and information on agriculture in the U.S.
http://www.usda.gov/

World Food Programme (WFP)
WFP is the food aid organization of the United Nations. WFP became operational in 1963 and is now the world's largest international food aid organization. The web site provides access to publications, press releases, and data regarding food aid.
http://www.wfp.org/index2.html

Worldwatch Institute Online
Worldwatch is a nonprofit public policy research organization that provides information about emerging global problems, trends and links between the world economy and its environmental support systems. The web site provides on-line access to some publications and press releases.
http://www.worldwatch.org/

Foodweb.com
This is a great website, but mostly for the recipes, including a list of good ones about vegetarian/vegan meals.
http://www.foodweb.com/

Food supply gap between rich and poor countries
A series of maps illustrating the availability of food at regional, national, and global levels. Other maps show the daily energy supply available to people living in rich versus poor countries.
http://www.fao.org/NEWS/1998/981204-e.htm

Soil Science Society of America
This is a organization of professional soil scientists that is dedicated to the development and distribution of knowledge about soils as they are affected by crop production, land use, waste management, and bioremediation. Information is also available about ecosystem sustainability and water quality impacts.
http://www.soils.org/