Contemporary dynamics of active layer thickness of Northeastern Eurasia: evidence of climate warming, cooling or cyclicity?

Alexey Maslakov1, Oleg Tregubov2, Vladimir Ruzanov2, Dmitry Fedorov-Davydov3, Sergei P Davydov4, Nikolay I Shiklomanov5 and Dmitry A Streletskiy5, (1)Lomonosov Moscow State University, Moscow, Russia, (2)NEFU FEB RAS, Chukotka branch, Anadyr, Russia, (3)Institute of Physicochemical and Biological Problems in Soil Science, Pushchino, Russia, (4)NorthEast Science Station, Pacific Institute of Geography, FEB RAS, Cherskii, Russia, (5)George Washington University, Washington, DC, United States