Sport fish have declined significantly in portions of the Upper Mississippi River infested with Asian carp, adding evidence to fears about the invader's threat to native species, according to a new study.
Ecology
Nov 16, 2019
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Wildlife officials say an endangered squirrel subspecies in southeastern Arizona is fighting its way back after much of its mountain habitat was burned by a 2017 wildfire.
Ecology
Nov 16, 2019
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Venice was on red alert for more floods and fierce winds on Saturday after an exceptionally high tide swamped the city of canals, where authorities have declared a state of emergency.
Environment
Nov 16, 2019
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A thick grey smog choked New Delhi for the fifth day Saturday, adding to a mounting pollution health crisis, but retired naval commander Anil Charan is one of the vast majority of the city's 20 million inhabitants who do ...
Environment
Nov 16, 2019
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