Articles on Chemicals

Displaying 21 - 40 of 126 articles

Scientist Aubrey Hillman, one of the authors of this article, extracts a core of mud from the bottom of Black Pond in June 2025. Patrick Dodson/University at Albany

Industrial pollution once ravaged the Adirondacks − decades of history captured in lake mud track their slow recovery

Acid rain and metals from power plants, vehicles and industries reached remote mountain lakes for years. Evidence from those lakes today shows the success of the Clean Air Act.
Steelmaking uses a lot of energy, making it one of the highest greenhouse gas-emitting industries. David McNew/Getty Images

How the end of carbon capture could spark a new industrial revolution

The Trump administration is pulling back billions of dollars in industrial development money for carbon capture and storage projects. That may force industries to actually cut emissions instead.
President Donald Trump holds up an executive order promoting coal production, with Environmental Protection Agency Administrator Lee Zeldin, left, and the secretaries of Interior and Energy behind him. AP Photo/Evan Vucci

How Trump’s ‘gold standard’ politicizes federal science

The first Trump administration also used words like ‘transparency,’ ‘reproducibility’ and ‘uncertainty’ − to try to block regulators from using important health studies when writing pollution rules.
The Marshall Fire spared some homes, shown here a day later, but smoke had blanketed the area. Andy Cross/MediaNews Group/The Denver Post via Getty Images

Wildfire smoke’s health risks can linger in homes that escape burning − as Colorado’s Marshall Fire survivors discovered

A series of surveys in the months and years after the devastating blaze near Boulder revealed continuing health concerns in surviving buildings, and tips for how to clean up smoke-damaged homes.
The European REACH regulation, which came into force in 2006, suffers from several limitations but has also achieved successes, such as the classification of bisphenol A as a reprotoxic substance. Shutterstock

How does REACH, the EU regulation governing chemical substances, work?

Europe’s regulation on chemicals is imperfect but essential for public health. A reform may streamline processes and increase penalties, but there is concern that lobbying could undermine it.
An industrial storage tank overturned by Hurricane Helene in Asheville, N.C., shows the power of fast-moving floodwater. Sean Rayford/Getty Images

Hurricane Milton: Flooded industrial sites and toxic chemical releases are a silent, growing threat

People living near these industries, as well as emergency responders, often have few details about the chemicals inside. New interactive maps pinpoint the risks.
On Sept. 30, community groups across Canada observe the National Day for Truth and Reconciliation to honour the generations impacted by the residential school system and to remember the children who never returned home. THE CANADIAN PRESS/Graham Hughes

We curated a podcast playlist for you: National Day for Truth and Reconciliation

This playlist of podcast episodes invites listeners to engage in learning and unlearning; to acknowledge the tragic legacies of residential schools and to move beyond a single day of remembrance.
A water pipe that was used to carry water to livestock crosses land burned in the Maui fires in August 2023. Andrew Whelton/Purdue University

Wildfires don’t just burn farmland − they can contaminate the water farmers use to irrigate crops and support livestock

Just like fires can contaminate municipal water systems by melting pipes, farms’ and ranches’ water supply systems are at risk. A first-of-its-kind study after the Maui fires explores the harms.

Top contributors

More