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Articles on Environmental health

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As suburbs encroach on farmland, residents’ risk of exposure to farm chemicals rises. Carly Hyland

Glyphosate, the active ingredient in the weedkiller Roundup, is showing up in pregnant women living near farm fields – that raises health concerns

New research provides evidence for the first time that the primary chemical in Roundup is reaching people in nearby homes, and it isn’t just from the food they eat.
Canals carry PFAS into Miami’s Biscayne Bay. Art Wager/E+ via Getty Images

PFAS ‘forever chemicals’ are getting into ocean ecosystems, where dolphins, fish and manatees dine – we traced their origins

Scientists found PFAS hot spots in Miami’s Biscayne Bay where the chemicals are entering coastal waters and reaching the ocean. Water samples point to some specific sources.
One symptom of arsenic poisoning is the growth of plaques on the skin called arsenical keratosis. Anita Ghosh/REACH via Flickr

Arsenic contamination of food and water is a global public health concern – researchers are studying how it causes cancer

Millions of people worldwide are exposed via soil and water to arsenic, whether naturally occurring or related to pollution. Chronic exposure is linked to the formation of cancer stem cells.
A new federal regulation will set national limits on two ‘forever chemicals’ widely found in drinking water. Thanasis Zovoilis/moment via Getty Images

Regulating ‘forever chemicals’: 3 essential reads on PFAS

The Biden administration is finalizing the first federal limits on two compounds, PFOA and PFOS, in drinking water. These so-called ‘forever chemicals’ have been linked to numerous health effects.
Most clinical trials overrepresent young white males. Andresr/Digital Vision via Getty Images

Lack of diversity in clinical trials is leaving women and patients of color behind and harming the future of medicine – Podcast

Medicine works better when the treatments are tailored to fit each individual person’s biology and history. A first step is increasing diversity in clinical trials, but the end goal is precision medicine.
Active oil wells can often be found next door to homes, office buildings and even schools. David McNew/Getty Images

LA’s long, troubled history with urban oil drilling is nearing an end after years of health concerns

The Los Angeles area has over 20,000 active, idle or abandoned oil wells. The city and county have voted to ban new ones after studies showed health problems in residents living nearby.
When fish like this netted cod are exposed to mercury, it accumulates in certain organs, including the lenses of their eyes. Yvette Heimbrand

The lenses of fishes’ eyes record their lifetime exposure to toxic mercury, new research finds

A new study shows that a time stamp can be put on mercury that accumulates in fish eyes, offering a window into their lifetime exposure.

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