Our 5 most read stories of 2023

Revisit the stories that most resonated with our readers this year.

It's always interesting to what stories touch people.


As with much of the internet, there often seems to be no real rhyme or reason. However, this year we found our audience remains engaged on PFAS chemicals in consumer products like oat milk and contact lenses. We also saw readers hungry for information on the East Palestine, Ohio, train spill and aftermath.

Check out what others have been reading. Below are our top five most read stories from the past year.

1. Testing finds glyphosate in two popular oat milks

glyphosate oat milk

Two out of 13 popular brands of oat milk had detectable levels of the controversial herbicide glyphosate, according to a report from Mamavation.

2. 800,000 tons of radioactive waste from Pennsylvania’s oil and gas industry has gone “missing”

fracking radioactive

Waste from the oil and gas industry contains toxic and radioactive substances. Disposal of this waste is supposed to be carefully tracked, but 800,000 tons of oil and gas waste from Pennsylvania oil and gas wells is unaccounted for, according to a study.

3. Are you putting PFAS on your eyeballs?

PFAS contacts lens

Eighteen kinds of soft contact lenses have detectable levels of organic fluorine, an indicator of the group of chemicals known as PFAS, according to a report from Mamavation.

4. After the eighth catastrophic train derailment in the greater Pittsburgh area in five years, advocates demand better protections

train derailment

In February, about 50 Norfolk Southern train cars derailed in East Palestine, Ohio, about an hour northwest of Pittsburgh, causing an explosion and subsequent fire that continued burning through Sunday night.

5. The EPA has disclosed additional, concerning chemicals released during the train derailment in East Palestine, Ohio

Ohio train derailment

In February, the U.S. Environmental Protection Agency (EPA) sent a letter to Norfolk Southern Railway Co. that cited additional chemicals released during the company’s Feb. 3 train derailment in Ohio that were not previously known to the public.

A pathway made from overlapping cement arches

The circular chemistry that could make cement carbon-negative

By closing the loop on the same reaction that makes cement, researchers say plants could capture more CO2 than they release.
A blue satellite dish in a snowy landscape pointed at the sky

The government killed a beloved El Niño blog. Former employees are bringing it back

The ENSO Blog tracked all things El Niño and La Niña, offering newly available data collected by the National Oceanic and Atmospheric Administration to the public in digestible language.

A horizontal view of the motors at the bottom of a rocket

'Starwashing': The new space race has an environmental problem

Billionaire-backed space companies like Blue Origin say their goal is to make life better on Earth. Here's what they're not talking about.
A Black woman sitting on a sofa with a blue hand fan

As Texans’ electricity costs soar and temperatures rise, a public health crisis brews

This is the first installment of “Powerless,” a series from Public Health Watch examining how rising temperatures and skyrocketing electricity costs are placing Texans in danger.
A glacial lake surrounded by snow capped mountains

'Visual symbol of climate change': Mount Robson's Berg Glacier no longer reaches lake

One of the most picturesque sights in British Columbia is changing — as Mount Robson's Berg Glacier has retreated so far back that it no longer touches the water of Berg Lake.
A man in front of a flowering tree blowing his nose

Georgia allergy season lasts longer as climate change boosts pollen

Climate change is making allergy season in Georgia longer and more intense, creating new challenges for sufferers.
From our Newsroom
Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

One facility has emitted cancer-causing chemicals into waterways at levels up to 520% higher than legal limits.

Regulators are underestimating health impacts from air pollution: Study

Regulators are underestimating health impacts from air pollution: Study

"The reality is, we are not exposed to one chemical at a time.”

Pennsylvania governor Josh Shapiro speaks with the state flag and American flag behind him.

Two years into his term, has Gov. Shapiro kept his promises to regulate Pennsylvania’s fracking industry?

A new report assesses the administration’s progress and makes new recommendations

silhouette of people holding hands by a lake at sunset

An open letter from EPA staff to the American public

“We cannot stand by and allow this to happen. We need to hold this administration accountable.”

wildfire retardants being sprayed by plane

New evidence links heavy metal pollution with wildfire retardants

“The chemical black box” that blankets wildfire-impacted areas is increasingly under scrutiny.

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