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9:58
Margarita Lopez-Uribe reveals how squash bees evolved to thrive on our modern farms.
4:11
Clay Bolt and Shane trace the decline of wild bees — and fight to bring them back.
9:00
The Glen Canyon Dam promised water and power — but the river had other plans.
11:19
Las Vegas defies the desert with epic engineering — but at what long-term cost?
4:35
USGS biologists tag humpback chub to monitor life in a changing Grand Canyon river.
4:59
Aída Navarro joins the fight to revive the Colorado River Delta — and hope is flowing again.
5:13
Toxic dust, dead fish, and vanishing water — what happened to California’s inland sea?
3:05
At La Brea Tar Pits, Emily Lindsey digs into Ice Age life beneath LA’s surface.
5:14
Kenyan farmers and rangers balance danger and devotion in their fight to coexist with elephants.
3:07
Deborah Giles and her dog Eba track whale poop to help save endangered orcas.
8:15
Sara Fitzsimmons fights to resurrect a tree that once ruled the eastern U.S. forests.
11:04
Scientists fight to revive the northern white rhino — before it’s too late.
