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We work closely with subject matter experts to bring you breakthrough research that you can count on. Explore our data-driven publications and reports.

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Water

PFAS Chemicals

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

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

Federal & State Energy Policy

Power and profit: How PG&E fails California ratepayers and what to do about it

EWG’s utility business model would create a more balanced policy and regulatory regime for PG&E customers. It is designed to hold the company responsible for its investment patterns and shift...

June 16, 2022

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Displaying 1 - 7 of 7

Cell Phones

Radiofrequency electromagnetic fields may affect heart health, new EWG analysis finds

November 22, 2022

Electromagnetic radiation in the radiofrequency range emitted by cell phones, tablets and other wireless communication devices is absorbed by the human body and may affect heart health, according to a...

Cell Phones

Reproductive Health

How exposure to cell phones and other technology affects reproductive health

June 27, 2022

Wireless devices like cell phones, Wi-Fi and other communication technologies release radiofrequency radiation that can harm the human body.

Cell Phones

Does Your Cell Phone Case Raise Your Radiation Exposure?

March 3, 2015

Some 9 percent of Americans use smartphones. Many of them buy cases for their phones, hoping to protect their expensive devices from harm. But it's the users who need better protection.

Cell Phones

Cell Phone Radiation Depends On Wireless Carrier

November 12, 2013

A series of studies quietly published over the last five years show that cell phone network technologies affect radiation exposure as much as the phone design itself.

Cell Phones

EWG's Guide to Safer Cell Phone Use

August 27, 2013

EWG's 2012 guide to cell phone radiation summarizes the new research and the lack of protective government standards for phone radiation. Recommendations to consumers including taking steps to reduce...

Cell Phones

FCC downplays cell phone radiation risks

September 28, 2010

On September 20th, 2010 the Federal Communications Commission (FCC) overhauled its website (www.fcc.gov/cgb/sar/) to downplay the health risks of cell phone emissions and raise questions about the...

Cell Phones

EWG's Report on Cell Phone Radiation

September 1, 2009

EWG's 2009 Report on cell phone radiation summarizes the state of the science on cell phone radiation and raises concerns about long-term health impacts. Recommendations to reduce exposures for...

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.

Deputy Director, Investigations and and Senior Scientist

All Experts

News & Insights

Climate & Agriculture

Conservation

USDA conservation funding ‘guardrails’ vital for reducing agricultural greenhouse gas emissions

April 24, 2024

When Congress provided almost $20 billion in Department of Agriculture funding for climate-smart farming practices, it included legislative “guardrails” to ensure the money goes to practices that...

Cosmetics

Best bang for your buck mascaras

April 22, 2024

It’s prom season, which means millions of teenagers across the U.S. will be getting done up for one of the most high school experiences. It’s a time for “promposals,” dancing and getting enough...

PFAS Chemicals

What they’re saying about the EPA’s ‘hazardous substances’ designation for two PFAS

April 19, 2024

On April 19 the Environmental Protection Agency designated two of the “forever chemicals” known as PFAS as hazardous substances under the Comprehensive Environmental Response, Compensation and...

Water

PFAS Chemicals

What does the EPA’s new hazardous substances designation for two ‘forever chemicals’ mean?

April 17, 2024

More than 5,000 sites across the U.S. are polluted with the toxic “forever chemicals” known as PFAS, creating an urgent national health and environmental crisis. The Biden administration took a...

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Key Issues

PFAS Chemicals

Research

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

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

Power and profit: How PG&E fails California ratepayers and what to do about it

Areas of Focus

Radiofrequency electromagnetic fields may affect heart health, new EWG analysis finds

How exposure to cell phones and other technology affects reproductive health

Does Your Cell Phone Case Raise Your Radiation Exposure?

Cell Phone Radiation Depends On Wireless Carrier

EWG's Guide to Safer Cell Phone Use

FCC downplays cell phone radiation risks

EWG's Report on Cell Phone Radiation

David Andrews, Ph.D.

‘Forever chemicals’: Top 3 ways to lower your exposure

EWG comments on the WHO proposed guidelines for PFOA and PFOS contamination of drinking water

Flawed WHO report on ‘forever chemicals’ fails human health, EWG scientists find

Addressing misinformation on the internet about EWG’s ratings systems

USDA conservation funding ‘guardrails’ vital for reducing agricultural greenhouse gas emissions

Best bang for your buck mascaras

What they’re saying about the EPA’s ‘hazardous substances’ designation for two PFAS

What does the EPA’s new hazardous substances designation for two ‘forever chemicals’ mean?

Key Issues

Research

Areas of Focus

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Articles by David Andrews, Ph.D.