Learn the Issues
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Copper Biotic Ligand Model
Information related to the Biotic Ligand Module.
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History of the SunWise Program at EPA
Evaluation results and teachers' survey of SunWise program, with supplementary publications.
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Releases of Data Collected Pursuant to the American Innovation and Manufacturing (AIM) Act
Production and consumption of hydrofluorocarbons (HFCs) are being phased down in the United States in accordance with the AIM Act and the Kigali Amendment to the Montreal Protocol.
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Phasedown of Hydrofluorocarbons (HFCs): Issuing Allowance Allocations
The American Innovation and Manufacturing (AIM) Act was enacted by Congress on December 27, 2020. The AIM Act directs the U.S. Environmental Protection Agency (EPA) to address the environmental impact of HFCs.
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2023 Expanded HFC Data
Production and consumption of hydrofluorocarbons (HFCs) are being phased down in the United States in accordance with the AIM Act and the Kigali Amendment to the Montreal Protocol.
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Funding Water Sector Resilience
Federal funding sources and EPA's financial tools that fund resilience infrastructure projects, pay for operation and maintenance costs, and sustain resiliency programs.
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Community Engagement Calendar
View calendar of meetings/events for the Butte Priority Soils Operable Unit of the Butte Area-Silver Bow Superfund Site.
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Silver Bow Creek - Butte Area Site
EPA information on past & ongoing cleanup work including community resources, legal and technical documents. Provides info about the science, technical info, and environmental protection laws behind cleanup decisions for the Butte-Silver Bow Superfund site
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PFAS OUT
PFAS OUT is the EPA's proactive outreach initiative designed to assist communities in managing per- and polyfluoroalkyl substances (PFAS) in their drinking water systems.
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Section 404 of the Clean Water Act: Permitting Discharges of Dredge or Fill Material
Information about the Clean Water Act permitting program for dredge or fill material into waters of the US, including roles, 401 certification of permits, state/tribal assumption of 404 program, mitigation requirements, regulations
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EPA’s Efforts: Coastal Wetlands Initiative
This page details EPA's efforts associated with the Coastal Wetlands Initiative including partnerships, the Interagency Coastal Wetlands Workgroup, coastal wetland reviews, coastal wetland loss pilot studies, and living shorelines work
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Managing Stressors
This webpage covers information on stressors that drive coastal wetland loss and details strategies and tools for managing those stressors.
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Wetlands Monitoring and Assessment
An overview of monitoring and assessment with wetlands.
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How do Wetlands Function and Why are they Valuable?
An overview of how wetlands function.
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Section 9 Lease Mines: Legal Documents and Settlements
Legal documents related to Section 9 Lease Mines, three abandoned uranium mines sites located near the Little Colorado River in Northern Arizona.
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Premanufacture Notices (PMNs) and Significant New Use Notices (SNUNs) Table
This table is a list of PMNs and SNUNs submitted to the EPA.
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Exemptions Table
This page describes what happens to a premanufacture or exemption notice that is submitted to the EPA.
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Resources
This webpage provides additional resources on coastal wetlands including a one-page factsheet, sample toolkits for dealing with various issues relevant to coastal wetlands, and additional federal agency resources.
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Migratory Bird Initiatives
There are many bird conservation programs and initiatives in the United States and more broadly in North America.
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Wetlands Restoration Definitions and Distinctions
Ecological restoration is a valuable endeavor that has proven very difficult to define. The term indicates that degraded and destroyed natural wetland systems will be reestablished to sites where they once existed. But, what wetland ecosystems are we talki