Science & Technology

Ecosystem Services Coordinated Case Study Fact Sheets

EPA scientists have been working with five communities across the U.S. to develop and apply research that helps the communities solve sustainability-related environmental challenges.

Model Averaging Webinar Workshop Announcement

Announcement for model averaging workshop, with links to included workshop materials and a follow-up report

WATERS GeoViewer

This landing page provides information about the EPA GeoPlatform hosted WATERS GeoViewer.

ICLUS is a project for developing scenarios broadly consistent with global-scale, peer-reviewed storylines of population growth and economic development, which are used by climate change modelers to develop projections of future climate.

About LASSO

This page is about the LASSO tool User guide that are part of the Global Climate Explorer set of tools using an ESRI map to display the data.

ICLUS Downloads

This is a list of the downloads (version 2 datasets), user manuals, and EPA reports that support the ICLUS program.

Frequent Questions About Wildland Fire Smoke for Individuals

Frequently Asked Questions (FAQ) and responses for individuals experiencing smoke for the first time. Smoke Ready Communities.

Columbia River Basin Toxic Contaminants Reference List

List of peer-reviewed science and federal, state, and tribal government reports/publications related to toxic pollutants in the aquatic environment in the Columbia River Basin.

Adapting to climate change in the Pacific Northwest and Alaska

Climate adaptation resources for Tribes in Alaska, Idaho, Oregon, and Washington (EPA's Region 10).

Federal Plans: Related Documents

Documents including the current (2014) and previous (2008) Five-Year Plan to Address Impacts of Uranium Contamination in Navajo Nation, as well as contacts, resources, fact sheets, and progress reports.

Final Second List of Chemicals for Tier 1 under the Endocrine Disruptor Screening Program

This page presents an alphabetized list of the revised second list of chemicals for Tier 1 Screening.

List 2 Chemicals

An overview and timeline of updates and progress on the second list of chemicals for Tier 1 EDSP Screening.

Use of New Approach Methodologies

Summary information on the future of the EDSP program, including an introduction to high throughput assays.

EPA Releases Memorandum with Additional Context on Occupational Exposure Data for DEHP

EPA is releasing a memorandum that provides additional information on the occupational exposure assessment in the draft risk evaluation for di(2-ethylhexyl) phthalate (DEHP).

Endocrine Disruptor Screening Program Federal Register Notices

This page includes Federal Register (FR) notices related to the Endocrine Disruptor Screening Program (EDSP).

International Efforts

A page with links to international efforts related to endocrine disrupting chemicals.

IGEMS/CSM-Internet Geographical Exposure Modeling System/Chemical Safety Mapper

IGEMS contains environmental fate and transport models including methods for ambient air, surface water, soil, and ground water and also includes a new Geographical Information System (GIS) module

EPA Requests Nominations of Peer Reviewers to Evaluate Design Considerations for Genetically Engineered Mosquitoes

EPA is seeking nominations of scientific and technical experts to be considered as ad hoc reviewers in the FIFRA SAP review of EPA’s white paper on GE female mosquitoes for mosquito control. Nominations are due Aug. 14, 2025.

Ethyl chloroformate Results- AEGL Results

Chloroformates Final AEGL Document

EPA Announces Proposed Decision to Approve Registration for New Uses of Dicamba, Outlines New Measures to Protect Human Health, Environment