| Camp Silos: Explores the prairie, pioneer farming, the story of corn, and the future of farming. Located in Waterloo. |
| Iowa Association of County Conservation Boards: Non-profit organization assisting member county conservation boards in areas of board member education, public relations, and legislation. Includes a county directory, events, volunteer opportunities and office hours. Located in Ankeny. |
| Iowa Division of the International Association for Identification: Law enforcement forensic articles on footwear, photography, fingerprints, DNA, and links to other forensic sites. Located in Mason City. |
| Iowa Energy Center: A source for energy efficiency and renewable energy research and information. |
| Iowa Environmental Council: Alliance of organizations and individuals working together to protect Iowa's natural environment. Overview of focus areas, background information, and news. |
| Iowa Farm Bureau: Voluntary organization representing a large percentage of farmers in Iowa who belong to a general farm organization. Includes events, news, topics, FFA grants, conservation methods, and contact information. |
| Iowa Geological Survey: Plans and implements programs that result in the acquisition of comprehensive information on the mineral and water resources of the State, with emphasis on water supply developments and monitoring the effects of environmental impacts on water quality. Includes list of maps for sale. |
| Iowa Native Plant Society: Dedicated to preserving and promoting Iowa's native flowers, grasses, sedges, shrubs, and trees. Information about membership, excursions, newsletters, and a photo gallery. |
| Iowa Natural Heritage Foundation: Dedicated to protect, preserve and enhance the state's natural resources. Includes current projects, a FAQ, membership details, volunteerism, special events, and an outdoor recreation guide. Located in Des Moines. |
| Iowa Nature Mapping: Volunteer-driven wildlife monitoring program. Site includes manual, data entry form, information about workshops, and reference materials. |
| Iowa Prairie Network: Works to educate the public about prairies and preserve them. Includes calendar of events, action alerts, and FAQ. |
| Iowa Renewable Fuels Association (IRFA): Fosters the development and growth of the state's renewable fuels industry through education, promotion and infrastructure development. FAQs, articles, news items, links, and resources. |
| Iowa Section - American Water Works Association: A member section of the American Water Works Association, dedicated to safe drinking water in Iowa. |
| Iowa Soybean Association: Includes news items, membership details, policies, and special programs. |
| Iowa Wildlife: Dedicated to promote and protect the state's wildlife. Contains volunteer opportunities, camping information and photo galleries. Located in Greenfield. |
| Iowa Wildlife Habitat Services: Provides informational consulting for hunting land purchases, offers land-for-sale; management services on private lands. |
| Keep Iowa Beautiful: Works to reduce litter, improve waste management, promote recycling, and encourage beautification efforts. |
| Loess Hills Special Resource Study: Report on a study of the prairies, forests, landforms, and other natural features of this western Iowa region, with recommendations for protective management. |
| Ozone Maps of Iowa: Maps depict recent 8-hour and 1-hour average concentrations of ozone in the state's air. |
| Prairie Solid Waste Agency: Serving Taylor, Adams and Union Counties. Includes a mission and information about recycling and household hazardous materials. Located in Creston. |
| Recycle Iowa: Includes information, resources, and directories for contributors, collectors, and users of recyclables. |
| Shaker's Pics: Photo galleries of various wildlife from the southwestern part of the state. Links and other resources. |
| South Central Iowa Solid Waste Agency: Serving Lucas, Marion, Monroe and Poweshiek counties. Provides details about the landfill, the hazardous waste program, recycling, the transfer station and the Environmental Education Center. Located in Tracy. |
| The Iowa Chapter of the Sierra Club: Calendar, links to local groups. All programs and outings are open to the public. |
| The SPRING Foundation: This site helps Iowan's keep in touch with their state parks and issues surrounding the state parks. |
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