In this February 4, 2017 photo, Melinda Quispe walks on the trash strewn shore of Lake Titicaca, as she holds her dog, in her village Kapi Cruz Grande, in the Puno region of Peru. The governments of Peru and Bolivia signed a pact in January to spend more than $500 million to attack the pollution problem of Lake Titicaca, though the details were vague. (Photo by Rodrigo Abd/AP Photo)
