Delhi’s Yamuna Biodiversity Park is a model for urban ecological restoration and a powerful example of how cities can fight climate change by working with nature. Once a barren wetland, it has been transformed into a thriving ecosystem that now supports rare…

BAD RIVER: Deep within a midlife adventure crisis, I find myself in Tasmania, about to descend a sickly orange, biologically dead river the locals call pumpkin soup. Seeking out places that aren't always the prettiest, wildest or biggest, the Queen River…