Animals
‘Forever chemicals’ could be aging dolphins beyond their years
Common dolphins in New Zealand are biologically older than their calendar ages. Trace metals and “forever chemicals” may be to blame.
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Spotlight on Wildfire Smoke and Health
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What’s to blame for Canada’s wildfires?
The inferno that sent toxic smoke billowing toward the United States won't be the last. Officials are now battling both the wildfires and misinformation.
