Learn the Issues

Habitat Restoration Plan from the Peconic Estuary Partnership (2009)

This process and new Plan will allow the Peconic Estuary Partnership (PEP) Natural Resources Subcommittee to take a more active role in coordinating and advancing habitat restoration.

Tribal Clean Diesel Funding Assistance Program - Closed Announcement FY 2016

The Office of Transportation and Air Quality is soliciting proposals nationwide for projects that achieve significant reductions in diesel emissions from vehicles, engines and equipment.

Clean Diesel Funding Assistance Program FY 2019 - Closed Announcement FY 2019

This grant is intended to assist state, local and tribal agencies in assessing the degree and extent to which air toxics problems impact their respective communities.

Building the Capacity of Tribes to Address the Health Impacts of Climate Change - Closed Announcement FY 2016

2016 request for proposals the Clean Diesel Funding Assistance Program

Water Finance Clearinghouse Portal

A list of resources for effective water infrastructure financing.

2019 Aquarius Recognition Program

2019 Aquarius Compendium

Health and Environmental Effects of Ozone Layer Depletion

Learn about the human health and environmental effects of ozone layer depletion.

Mercury and Air Toxic Standards (MATS) Supporting Documents

These documents were developed in support of the Mercury and Air Toxics Standards (MATS).

2005 v4.2 Technical Support Document

Technical Support Document for the Final Transport Rule describes how updated 2005 NEI, version 2 emissions and were processed for air quality modeling in support of the Cross-state Air Pollution Rule (CSAPR).

2005 v4.3 Technical Support Document

Emissions Modeling for the Final Mercury and Air Toxics Standards Technical Support Document describes how updated 2005 NEI, version 2 emissions were processed for air quality modeling in support of the final Mercury and Air Toxics Standards (MATS).

2007 Version 5.0 Technical Support Document

Preparation of Emissions Inventories for the Version 5.0, 2007 Emissions Modeling Platform describes how emissions based on the 2008 NEI, version 2 and were processed to represent the year 2007 in support of air quality modeling of the PM NAAQS.

2011 Version 6.1 Technical Support Document

This TSD describes how the emission inventories were prepared for air quality modeling for the years 2011, 2018, and 2025 using the 2011, version 6.1 emissions modeling platform, which is based on the 2011 National Emissions Inventory, Version 1.

Ports Primer: 8.2 Citizen Science Projects

Communities can demonstrate environmental concerns by providing scientific evidence of environmental impact. Communities may be able to access existing local data and conduct their own analyses or communities may turn to existing studies.

Ports Primer: A2. Citizen Mapping, Data Tools and Resources

The Ports Primer appendix includes a list of tools which may make the Ports Primer more useful.

New York City Locomotive Repowers: Collaborative Efforts to Improve Air Quality

The New York City (NYC) Economic Development Corporation and NYC Department of Small Business Services, in collaboration with the U.S. EPA undertook a project to reduce locomotive emissions in and around NYC with CSX Transportation and Waste Management.