Perched at 1,350 meters (4,430 feet) altitude, Ulaanbaatar is subject to a subarctic dance of climates ... among the globe's most contaminated cities. A major factor: the extensive use of coal ...
Värriö Subarctic Research Station was founded in 1967 and belongs to the Institute for Atmospheric and Earth System Research (INAR) at the University of Helsinki. It is located in the Värriö strict ...