Elephants and tamarins nurture trees that soak up planet-warming carbon pollution.
Spoiler alert: It's stupid-cute
The global ban on ivory could get a few exemptions
Daughters step up to fill in the role of matriarchs who are killed for their ivory
And one has already been killed.
New methods to track and trace ivory's origins
Many zoo elephants have too much junk in the trunk.
Environmentalists said the move is an important first step toward fighting elephant poaching.
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