Pink snow was a high-latitude curiosity described by Arctic explorers such as Britain’s John Ross.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/arctic%E2%80%99s-pretty-alarming-strawberry-pink-snow
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/washington-post
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-resources
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/arctic
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global-warming
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/glaciers
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/scientists