A new study has found that the trunks of trees in the Amazon have become thicker in recent decades — an unexpected sign of the rainforest’s resilience in response to record-high levels of CO2 in the ...
WASHINGTON (AP) -- Americans are getting a little taller and a lot fatter. Adults are roughly an inch taller than they were in the early 1960s, on average, but nearly 25 pounds heavier, the government ...
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