For years, Latin Americans were stripping the landscape bare to sell palm leaves to US florists and churches, until an eco-friendly Guatemala program turned things around.
I sat in the passenger seat of Juan Trujillo’s pickup truck, careening through a dense forest in northern Guatemala. The road we were driving on—and I use the word road here with some hesitation—was simply a deeply grooved dirt trail that had been coarsely etched through the jungle so that...