Against the current: Protecting Salonga, the Congo‚Äôs green heart

As far as boardwalks go, this one looks unremarkable. Its narrow, slippery planks cut a path through the dense rainforest of central Democratic Republic of Congo (DRC), mere inches above boot-swallowing mud and coffee-colored pools of unknown depth. But given the journey these planks have taken, the fact that this boardwalk exists at all is a triumph.