Learn the Issues
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EPA's Role in the United Nations Environment Programme (UNEP)
The United Nations Environment Programme (UNEP), established in 1972, is the designated program addressing environmental issues at the global and regional level for the United Nations.
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Tronox Abandoned Uranium Mines Fact Sheets
Documents with information about EPA's work to clean up uranium contamination in and around the Tronox area mines.
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Eastern Abandoned Uranium Mine Region Fact Sheets
Fact sheets with general information about the Eastern Abandoned Uranium Mine Region.
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Ways to Get RSEI Results
How to download RSEI tools and RSEI data products.
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Understanding RSEI Results
Help with understanding and interpreting metrics produced by the RSEI model, including score and hazard.
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RSEI Bibliography
RSEI Bibliographical information
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RSEI Documentation and Help
Information to help users understand the RSEI model, including a full methodology and data inputs used in the model
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How RSEI Should Be Used
Guidance on appropriate use of the RSEI model, including the kinds of questions RSEI can and cannot answer.
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RSEI and TRI Emissions Data
Information about how RSEI uses quantities of TRI chemicals released into the environment to estimate risk-related scores and other metrics.
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Upper Columbia River Superfund site
Information about EPA's study of hazardous waste contamination in the Upper Columbia River in Washington.
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Protecting the Global Marine Environment
EPA works with U.S. government agency partners, foreign nations, industry and nongovernmental organizations to ensure that international decisions and management of marine pollution issues support EPA's mission
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Soil cleanups in Northport
EPA's residential soil cleanup activities in and around Northport, Washington, as part of the Upper Columbia River Superfund site cleanup.
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Clean Water State Revolving Fund (CWSRF) Implementation
Information about Clean Water State Revolving Fund (CWSRF) laws, regulations, policy, reports, tools, and allotment of federal funds.
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Health Topics
Resources on how to protect you and your family's health, the health effects of pollutants and research conducted by EPA on the impact of the environment on human health.
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Agriculture Success Stories
EPA is committed to promoting success stories and strong partnerships with the agriculture community to assist in fulfilling our mission of protecting human health and the environment.
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Partnerships between EPA and the Agricultural Community
EPA is committed to a strong partnership with the agriculture community to assist in fulfilling our mission of protecting human health and the environment.
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Resources for Refrigerant Choices
Information about the phaseout of ozone-depleting substances for homeowners and consumers.
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Technicians and Contractors: Frequent Questions
Page provides information to help technicians and contractors better understand their responsibilities under the phaseout regulations.
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Agriculture: Working with the Agricultural Community to Protect Land, Air and Water Resources
Environmental geographic Initiatives that are of interest to the agriculture community.
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Homeowners and Consumers: Frequently Asked Questions
Information to help homeowners make informed decisions when purchasing, servicing, or disposing of air conditioners or other equipment that could contain ozone-depleting substances.