Research

Getting ‘forever chemicals’ out of drinking water: EWG’s guide to PFAS water filters

Taking ‘forever chemicals’ out of drinking water: EWG’s guide to PFAS water filters. Discover the most effective water filters for reducing PFAS contamination in your water. EWG's extensive tests...

July 11, 2023

Food

Children’s Health

Pesticides

Chlormequat

EWG investigation: Dangerous agricultural chemical chlormequat found in popular oat-based products

A new EWG investigation finds for the first time troubling concentrations of the toxic agricultural chemical chlormequat in oat-based products sold in the U.S., including everyday brands marketed to...

January 31, 2023

All Research

Displaying 385 - 408 of 526

Farm Subsidies

Taking from the Taxpayers

February 10, 2005

For decades taxpayers have provided subsidized water to California farmers at rates far below fair market value. When the amount of cheap water delivered to farmers was reduced during the severe...

DuPont Study Finds Link Between Teflon Contaminant and Elevated Cholesterol

January 11, 2005

Despite Teflon maker DuPont's longstanding claim that there are 'no known health effects' associated with its Teflon chemical PFOA, the company today announced that in a recently-completed worker...

California Water Subsidies

December 15, 2004

At a time when California water is scarce and expensive, taxpayers guarantee Central Valley farms an abundant and cheap supply through a subsidy worth up to $416 million a year, according to an...

Fossil & Nuclear

Marks the Spot

October 20, 2004

A little-noticed urge in relicensing of nuclear reactors over the past four years will add 9,000 metric tons to the nation's inventory of high-level nuclear waste, prolonging storage problems through...

Still Above The Law

July 29, 2004

Refineries, power plants and other large industrial facilities in California that violate clean air laws typically pay penalties lower than what an SUV driver may legally be fined for a smog violation...

Farm Subsidies

Obstruction of Justice

July 20, 2004

A new investigation by Environmental Working Group (EWG) and the National Black Farmers' Association (NBFA) finds that the United States Department of Agriculture (USDA) willfully obstructed justice...

Perchlorate

Rocket Fuel in Cows' Milk - Perchlorate

June 22, 2004

Milk from cows raised in some parts of California may expose infants and children to more of a toxic rocket fuel chemical than is considered safe by the U.S. Environmental Protection Agency (EPA) and...

Flame Retardants

PBDEs - Fire Retardants in Dust

May 12, 2004

In the first nationwide tests for brominated fire retardants in house dust, the Environmental Working Group (EWG) found unexpectedly high levels of these neurotoxic chemicals in every home sampled...

Lead

Lead Astray in Ohio

May 3, 2004

An estimated 19,000 children under age six in Ohio have unsafe levels of lead in their blood, according to a new analysis by the Environmental Working Group (EWG) that identifies high-risk counties...

Gas Tax Losers

March 30, 2004

As Congress prepares to reauthorize a six-year transportation bill worth close to $300 billion, a first ever investigation of metro area transportation spending by the Environmental Working Group...

Asbestos

Asbestos: Think Again

March 4, 2004

A six-month EWG Action Fund investigation into asbestos in America uncovered an epidemic of asbestos disease and mortality that affects every state and virtually every community in the country...

Public Land Policy Alert: Utah

February 18, 2004

An analysis of government data shows that the Bush administration, through the sale of oil and gas leases, is quietly working to prevent wilderness designation for thousands of acres of irreplaceable...

MTBE In Drinking Water

October 22, 2003

An EWG analysis of data from state environmental agencies finds that drinking water supplies for over 15 million Americans are contaminated with MTBE, a suspected carcinogen added to gasoline that...

Flame Retardants

Mother's Milk

September 23, 2003

In the first nationwide tests for chemical fire retardants in the breast milk of American women, the Environmental Working Group (EWG) found unexpectedly high levels of these little-known neurotoxic...

PCBs in Farmed Salmon

July 31, 2003

These first-ever tests of farmed salmon from U.S. grocery stores show that farmed salmon are likely the most PCB-contaminated protein source in the U.S. food supply. On average farmed salmon have 16...

Flame Retardants

Food

Tainted Catch

July 10, 2003

Levels of a little-known class of neurotoxic chemicals found in computers, TV sets, cars and furniture are building up rapidly in key indicator species of San Francisco Bay fish, according to tests by...

Monsanto in Alabama

June 18, 2003

Documents obtained by the Environmental Working Group (EWG) through Freedom of Information Act (FOIA) requests and a review of court records show that a federal cleanup agreement between Monsanto and...

Chemical Policy

DuPont workers smoke Teflon-laced cigarettes in company experiments

May 28, 2003

A series of studies published beginning in the 1950s shows that DuPont has known for at least 50 years that Teflon fumes at relatively low temperatures can cause an acute illness known as polymer fume...

Canaries in the Kitchen

May 15, 2003

Telfon-coated cookware poses a hazard when it is heated to high temperatures. EWG tests show that in 2 to 5 minutes on a conventional stovetop, cookware coated with Teflon and other non-stick surfaces...

Perchlorate

Food

Suspect Salads

April 28, 2003

In the first-ever tests of perchlorate in supermarket produce, 18 percent of lettuce samples contained detectable levels of perchlorate, and an average serving of these contaminated samples contained...

Water

PFCs: Global Contaminants

April 3, 2003

Consumers instantly recognize them as household miracles of modern chemistry, a family of substances that keeps food from sticking to pots and pans, repels stains on furniture and rugs, and makes the...

SUVs - Suddenly Upside-down Vehicles

March 10, 2003

Like other car companies, Ford has consistently fought mandatory increases in fuel economy for SUVs and other vehicles by invoking fears that higher mileage requirements would result in smaller, more...

Perchlorate

Water

Rocket Fuel in Drinking Water

March 3, 2003

Drinking water for more than 20 million Americans is contaminated with a toxic legacy of the Cold War: Perchlorate interferes with normal thyroid function, may cause cancer and persists indefinitely...

Water

DuPont Hid Teflon Pollution For Decades

December 13, 2002

Secret tests conducted in 1984 by the DuPont chemical company found a Teflon-related contaminant (C8) in the tap water of the Little Hocking Water Association in Ohio, just across the river from the...

Expert Spotlight

Chemical companies provide quarterly reports on production and sales figures to shareholders. Why shouldn’t the public and EPA receive similar reports every year about commonly used chemicals, some of which could pose a serious health risk?”

David Andrews, Ph.D.

Chief Science Officer

All Experts

News & Insights

Food

Ultra-Processed Foods

Safe food depends on the states

July 20, 2026

The recent outbreak of cyclosporiasis, a food-borne illness, has shown we can’t count on the federal government to make sure our food is safe.

States have always played a central role in the safety of...

Map of the United States with states highlighted in green.

Food

California

Interactive map: Tracking state food chemical regulation in the U.S.

July 20, 2026

Thousands of chemicals are allowed for use in food sold in this country. And while most of these are likely safe to eat, some have been linked to serious health harms.

Farm Subsidies

‘Triple dipping’ taxpayer dollars: Trump eyes billions more in subsidies for wealthy farms

July 16, 2026

The Trump administration is asking Congress to send another $11 billion to farmers through taxpayer-funded farm subsidies, even though many would-be recipients are wealthy farms that already receive...

Pregnant woman in white dress typing on a laptop