• Science: Environment: Organizations  (613)
• Society: Issues: Environment: Organizations: Regional: North America: United States  (43)

• Central States Regional Air Planning Association (CENRAP) - Offers information about a collaboration of states and tribes concerned with reducing haze and fine particulate matter in the air. Includes the states and tribal areas of Nebraska, Kansas, Oklahoma, Texas, Minnesota, Iowa, Missouri, Arkansas, and Louisiana. Lists publications and workshop dates.
• Coastal Conservation Association - Aims to conserve, promote and enhance the present and future availability of coastal marine resources for the benefit and enjoyment of the general public. Includes history, advocacy information, publications, and state chapters.
• Institute of Professional Environmental Practice (IPEP) - Seeks to improve the practice and educational standards of environmental professionals
• Keep America Beautiful, Inc. - A nonprofit organization whose network of local, state and international affiliate programs educates individuals about litter prevention and ways to reduce, reuse, recycle and properly manage waste materials.

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