Soil at hundreds of properties contains lead and arsenic that can lower children’s IQs and increase cancer risk.
Nearly a year after San Jose shut down the Bay Area’s biggest homeless encampment, hundreds still live along city creeks. What went wrong?
Failure to meet the new requirements can trigger serious economic consequences for some communities.
Scientists are trying to understand what’s released from the nation’s biggest energy producing regions.
Obama mothballed the nuclear waste storage project. Now some Republicans seem determined to bring it back out.
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