Nebraska Statewide Arboretum - Includes a collection of trees and other plants that are used for education, research and enjoyment. Helps communities and people create forested and garden environments. Lists services, staff, and related links. Keep Nebraska Beautiful - Information, resources, and advice on how to help the Nebraska environment, including materials exchange programs, recycling, education and quizzes. Water Resources of Nebraska - A United States Geological Survey collection of links to natural resources and hydrologic information for Nebraska. Nemaha Natural Resources District - Manages conservation efforts such as flood and erosion control and prevention, water supply and ground/surface water programs, pollution control, waste management, drainage improvement, fish and wildlife habitat, recreation, forestry and range management. The Nebraska Environmental Trust - State program dedicated to the preservation of Nebraska's natural resources. Information on funding, grants, projects and publications. Web.NAS - Nebraska Archaeological Society - Nonprofit organization and chapter member of the Central States Archaeological Societies. Provides information about membership, events, articles and links. Nebraska Wildlife Rehab, Inc. - Provides medical management and care for injured, sick, and orphaned wild, native Nebraska species and migratory birds. Based in Omaha, Nebraska. Features news, photos, and contact details. Nebraska Citizens for Science (NCFS) - Working to educate the public on the nature and importance of science. Includes information about issues, events, and resources. Nebraska Academy of Sciences - Includes objectives, member, history, and upcoming events. EPA: Federal Register-1996 - Includes article on the proposed cost recovery settlement for the cleanup of the Pipe and Piling Superfund sites in Omaha and Avoca.