Heather Mongilio

Old age, neglect and a changing climate are rendering US dams dangerous

In the face of more frequent and intense rainfall, dam failures are becoming the norm. What can be done with the underfunded relics?

Annapolis, Md.—DJ Buckley spent most of his afternoon on Aug. 3 picking up branches and debris out of the Annapolis Harbor.

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DDT linked to an increase in autism risk in new study
Credit: Jerry Lai/flickr

DDT linked to an increase in autism risk in new study

The discontinued pesticide DDT is linked to an increased risk of autism, according to a new study out of Columbia University Medical Center.

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Hidden studies from decades ago could have curbed PFAS problem: Scientist
Ruin Raider/flickr

Hidden studies from decades ago could have curbed PFAS problem: Scientist

An editorial published in Environmental Healthtoday suggests that research on perfluorinated alkylate substances (PFAS) and their dangerous health effects was not revealed until several decades after it was conducted.

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Bringing back natural water filters in Maryland and beyond
Biologists measure, number and tag freshwater mussels from Deer Creek at Rocks State Park to reintroduce the species to the Patapsco River. (Credit: Maryland DNR)

Bringing back natural water filters in Maryland and beyond

ELLICOTT CITY, Md.—Under the waters of the Patapsco River in Maryland, new life is forming.

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Fishermen disregard New Bedford Harbor’s lingering toxic past
Credit: Heather Mongilio/EHN

Fishermen disregard New Bedford Harbor’s lingering toxic past

NEW BEDFORD, Mass.—It was about 4:30 p.m. on a Friday, and Arthur Burton was standing on a pier by Fort Tabor in New Bedford, Massachusetts, with a fishing pole.

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Hot temperatures may be bad for brains, even young and healthy ones: Study
saaby/flickr

Hot temperatures may be bad for brains, even young and healthy ones: Study

A new study out of Harvard's T.H. Chan School of Public Health found that high temperatures are linked to cognitive impairments, even in resilient populations.

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More earthquakes, more anxiety in Oklahoma

If researcher Joan Casey pulled Oklahoma Google search data for the month of June, she would expect to see an increase in searches for anxiety. That's because on June 15, a magnitude 4 earthquake hit Oklahoma.

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Fracking may alter fat cells: Study

Chemicals released by fracking may increase the size and amount of fat cells, even at low concentrations often released into the environment, according to a new study released today.

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From our Newsroom
PFAS in food

IN-DEPTH: What we know about PFAS in our food

Amid inadequate testing and a lack of regulation, we’re all eating “forever chemicals.”

invasive species

Peter Dykstra: American Invasive Species Hall of Fame, part 1

Flora and fauna that have left their mark.

Global Warming: Why the problem is worse – and solutions simpler – than you thought

Global Warming: Why the problem is worse – and solutions simpler – than you thought

Noted ecologist John Harte offers a fresh take on the dire topic of climate change.

ryan zinke

Peter Dykstra: Low crimes and misdemeanors

Multiple ethical violations used to mean bipartisan disdain. Now you get sent to Congress.

PFAS Testing

Investigation: PFAS on our shelves and in our bodies

Testing finds concerning chemicals in everything from sports bras to ketchup, including in brands labeled PFAS-free.

PCB pollution

Most of the world agreed on safe PCB waste disposal. It’s not going great—especially in the US.

Just 13% of countries in the Stockholm Convention have disposed of the toxics according to global environmental standards.