Banned decades ago, PCBs still posing threat to wildlife
Navigating her boat toward a wooden platform floating in an idyllic New Hampshire lake where "On Golden Pond" was filmed, biologist Tiffany Grade spotted what she had feared.
from Phys.org - latest science and technology news stories https://ift.tt/3GETbN1
from Phys.org - latest science and technology news stories https://ift.tt/3GETbN1
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