Articles by Senior Staff Writer Naveena Sadasivam
All Articles
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![Collage of permanent total enclosure with green fumes surrounding it]()
![Collage of permanent total enclosure with green fumes surrounding it]()
Why the EPA is relying on unproven technology to stop cancer-causing emissions
Regulators hope sealed enclosures can keep a dangerous chemical from getting loose. Experts think they’re wrong.
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![Aerial view of sterilizer facility in Georgia]()
![Aerial view of sterilizer facility in Georgia]()
Two lawsuits challenge the EPA’s regulation of ethylene oxide
As the regulatory fight over toxic sterilization facilities continues, the health of more than 14 million people may hang in the balance.
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![Hazy smoke with blue heron in the middle]()
![Hazy smoke with blue heron in the middle]()
The American West’s megafires are silencing birds
One sound index used to monitor biodiversity fell by as much as 15 percent following particularly smoky days, according to a new study.
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![Oil well with gray substance leaking]()
![Oil well with gray substance leaking]()
States want to clean up leaky oil wells. Well-intentioned laws are getting in the way.
Hard-to-meet federal requirements are slowing down the pace of remediation, state regulators say.
