Expeditions of the Portulan Club to the Munku-Sardyk area in 2017

The results of the expeditions of 2017 of students and teachers of the "Portulan" club together with the staff of the Institute of Geography of the Siberian Branch of the Russian Academy of Sciences and the Institute of the Earth's Crust of the Russian Academy of Sciences to the area of Munku-Sardyk mount are presented, within the framework of which field scientific studies of nival-glacial formations, river and sloped aufeis, sloped landforms and their processes forming along the valleys of the White Irkut, Bugovek, Muguvek rivers: regime surveys of high-altitude aufeis, georadar studies of the Peretolchin glacier. For the first time, a study of the last "white spot" was carried out – the open part of the Radde glacier, with a description of its structure and GPS-metering of the boundaries, as well as traditional weather monitoring, the study of the active stone stream and the Big Muguvek aufeis.