Learn the Issues

Environmental Chemistry Methods (ECM) Index - G

Laboratories use testing methods to identify pesticides in water and soil. Environmental chemistry methods test soil and water samples to determine the fate of pesticides in the environment. Find methods for chemicals with G as the first character.

ECM for Glufosinate-P & its (R)-enantiomer in Water/Soil - MRID 51693101

Environmental Chemistry Methods for Glufosinate-P & its (R)-enantiomer in Water/Soil - MRID 51693101.

Bystander Exposures - Ultra Low Volume Adulticides

As part of EPA’s pesticide registration or registration review process, pesticides proposed or registered for use to control adult-stage flying insects are evaluated for safety to bystanders who may be exposed to pesticides applications using ULV equipment

Pesticide Cancellation Under EPA's Own Initiative

EPA is authorized to take the initiative to cancel a pesticide registration when existing risks related to the use of the pesticide are unacceptable. Learn more about the process we follow.

Comment Period for Interim Guidance on Residual Efficacy Claims Now Open

EPA publishes interim guidance on registering products that claim to have "residual" or "long-lasting" against viruses is now available for public comment until January 4th.

Farmworker Training and Education Program for Pesticide Safety

EPA is accepting applications from community-based farmworker nonprofit organizations with experience in training agricultural workers or pesticide handlers or developing educational materials for Pesticide Safety.

Pesticides Health Care Initiative

EPA is accepting applications from nonprofit organizations with experience training health care providers for a 5 year cooperative agreement to improve health care providers’ ability to prevent, recognize, treat, manage, & report pesticide-related illness.

Preparing for Smoke and Heat

Reducing Exposure to Wildfire Smoke

Historical PFOA and PFOS Health Effects Science Documents

PFOA (Perfluorooctanoic acid) and PFOS (Perfluorooctanesulfonic acid) advisories for drinking water system operators, and state, tribal and local officials.

Greenhouse Gas Endangerment Finding Timeline

Timeline describing process EPA followed in making an endangerment determination for greenhouse gases under the Clean Air Act.

June 26, 2012, U.S. Court of Appeals–D.C. Circuit's Decision to Uphold EPA's Endangerment Finding

Court decision upholding EPA's GHG Endangerment Finding and greenhouse gas regulations issued under the Clean Air Act for passenger vehicles.

Petitions and EPA's Response for Rehearing the Greenhouse Gas Court Decision

View the U.S. Chamber of Commerce's and the National Association of Manufacturers' (with others) petitions to the U.S. Court of Appeals-D.C. Circuit to rehear the case, as well as the Department of Justice and EPA's response to the petitions.

Final Rule Denying the Petitions to Reconsider the Endangerment and Cause or Contribute Findings for Greenhouse Gases Under Section 202(a) of the Clean Air Act

View EPA's denial of petitions to reconsider the Endangerment and Cause or Contribute Findings for Greenhouse Gases under section 202(a) of the Clean Air Act.

U.S. Court of Appeals–D.C. Circuit Upholds EPA's Action to Reduce Greenhouse Gases Under the Clean Air Act

View greenhouse gas court decisions.

EPA’s Response to the Petitions to Reconsider the Endangerment and Cause or Contribute Findings for Greenhouse Gases Under Section 202(a) of the Clean Air Act

View the individual sections of EPA's Response to the Petitions to Reconsider the Endangerment and Cause or Contribute Findings for Greenhouse Gases under Section 202(a) of the Clean Air Act.

Puget Sound Lead Organization Funding 2011-2017

Past funding awards from the EPA to support projects that protect and restore Puget Sound.

Hazardous Waste Cleanup: Warner Chilcott Company in Fajardo, Puerto Rico

The site was formerly owned by the Puerto Rico Industrial Development Company (PRIDCO). It consists of an approximately 1.75-acre parcel that was first developed for industrial use in 1977 by the Sylvania Manufacturing Company (later known as Sylvania