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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

All Research

Displaying 1 - 5 of 5

Toxic Algae

Midwest

EWG analysis: In the Western Lake Erie Basin, newly identified animal feeding operation hot spots produce excess manure, threatening waterways and human health

July 28, 2022

A new EWG analysis has identified and mapped more than 2,500 animal feeding operations in the Western Lake Erie Basin, a watershed encompassing nearly 6 million acres in Indiana, Michigan and Ohio...

Farm Pollution

Toxic Algae

More monitoring needed to keep people safe from algae toxins in Iowa, Minnesota and Wisconsin

May 5, 2021

A new EWG interactive map shows results of state tests for the algae bloom toxin microcystin across Iowa, Minnesota and Wisconsin. Our analysis found that much more regular microcystin monitoring is...

Water

Toxic Algae

Toxic Beaches

September 30, 2020

Either toxic algae or potentially dangerous fecal bacteria forced the closure of at least 116 U.S. beaches this spring and summer and triggered health warnings at 162 more, according to a new analysis...

Water

Toxic Algae

The High Cost of Algae Blooms in U.S. Waters

August 26, 2020

Communities across the United States have spent more than $1 billion since 2010 dealing with outbreaks of potentially toxic algae in lakes, rivers, bays and drinking water supplies, according to an...

Water

Toxic Algae

Across U.S., Toxic Blooms Pollute Lakes

May 15, 2018

In 2010, there were just three reports of toxic blooms in the U.S. In 2015, there were 15, including the largest to date in Lake Erie, although the bacteria did not get into Toledo's drinking water...

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

Farm Subsidies

Benefit of boost in crop reference prices would mostly only aid large farmers in just 100 counties

May 17, 2024

Here we go again: House Republicans are trying to rig subsidy programs to benefit Southern farmers.

Their proposal would raise price guarantees for commodity crops in the upcoming farm bill, mostly...

Food

Children’s Health

Food Chemicals

What are ultra-processed foods?

May 17, 2024

Most of the foods and drinks the average American consumes may be making them sick.

Farm Subsidies

More than 4,000 Black farms are gone and House Republican proposals to increase reference prices will make it worse

May 16, 2024

The number of Black farms in the U.S. plummeted by more than 4,000 from 2017 to 2022, yet some farm groups and House Republicans have proposed to tilt the playing field even further against them.

Climate & Agriculture

Conservation

Agriculture’s greenhouse gas emissions could surge without climate guardrails

May 15, 2024

Greenhouse gas emissions from U.S. farming could surge if House Republicans get their way. They’re fighting now to scrap legislative guardrails designed to ensure that Department of Agriculture...

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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

EWG analysis: In the Western Lake Erie Basin, newly identified animal feeding operation hot spots produce excess manure, threatening waterways and human health

More monitoring needed to keep people safe from algae toxins in Iowa, Minnesota and Wisconsin

Toxic Beaches

The High Cost of Algae Blooms in U.S. Waters

Across U.S., Toxic Blooms Pollute Lakes

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

Benefit of boost in crop reference prices would mostly only aid large farmers in just 100 counties

What are ultra-processed foods?

More than 4,000 Black farms are gone and House Republican proposals to increase reference prices will make it worse

Agriculture’s greenhouse gas emissions could surge without climate guardrails

Key Issues

Research

Areas of Focus

Related Articles

Articles by David Andrews, Ph.D.