Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

On a frosty winter day in Frederick, Maryland, Fernando Trujillo did something he hadn’t done in six years: walk into a barber shop and get his hair cut. But it wasn’t the end of the journey for his ...

A Colombian marine biologist is working to study and preserve the river dolphins (particularly Inia geoffrensis) that live in the Amazon river basin. Fernando Trujillo, a marine biologist, National ...

Fernando Trujillo sits in the barber chair before having his long hair cut at Ladies and Gents Downtown Hair Co. in Frederick on Jan. 18. Trujillo, a Defense Health Agency contractor at Fort Detrick, ...

Fernando Trujillo has spent more than 30 years studying the Amazon’s elusive river dolphin, under threat by the fishing trade. Twelve years ago, locals started killing river dolphins to attract a ...

FORT DETRICK, Md. -- After retiring from the U.S. Navy in 2014, Fernando Trujillo quit cutting his hair. "I just decided to let it grow; one less expense," he said. "In the military, I pretty much had ...

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