Activists take part in a demonstration to mark Earth Day by covering themselves in plastic sheets to protest against air pollution and muddy roads caused by what they say is a road expansion project in Kathmandu, Nepal, on April 22, 2017. Photo: Navesh Chitrakar via Reuters
Activists take part in a demonstration to mark Earth Day by covering themselves in plastic sheets to protest against air pollution and muddy roads caused by what they say is a road expansion project in Kathmandu, Nepal, on April 22, 2017. Photo: Reuters