ENVIRONMENTAL RESEARCH ADVANCES SERIES -- BELTRAN GUTIERREZ -- CRISTOS PENA -- CONTENTS -- PREFACE -- THE CHANGE OF TUNDRA BIOTA AT YAMAL PENINSULA (THE NORTH OF THE WESTERN SIBERIA, RUSSIA) IN CONNECTION WITH ANTHROPOGENIC AND CLIMATIC SHIFTS -- THE RECIPROCAL RELATIONSHIPS BETWEEN HIGH LATITUDE CLIMATE CHANGES AND THE ECOLOGY OF TERRESTRIAL MICROBIOTA: EMERGING THEORIES,MODELS,AND EMPIRICAL EVIDENCE, ESPECIALLY RELATED TO GLOBAL WARMING -- SOIL AND PLANT CHARACTERISTICS IN THE ALPINE TUNDRA (NW ITALY) -- MODERN CLIMATE TRENDS AND POSSIBLE CHANGING OF ARCTIC COASTAL ZONE (RUSSIAN SECTOR) -- ALPINE MEADOW ON THE TIBETAN PLATEAU WAS A CO2 SINK IN PEAK GROWING SEASON REVEALED BY KEELING PLOT METHOD -- TUNDRAS AND CLIMATE CHANGE: AMAMMALIAN PERSPECTIVE -- CARBON DEPOSITION ON THE FORESTS OF SOME TREELINE ECOTONES OF THE URAL FEDERAL DISTRICT -- GENETIC DIVERSITY AND POPULATION STRUCTURE OF ALPINE PLANTS ENDEMIC TO QINGHAI-TIBETAN PLATEAU, WITH IMPLICATIONS FOR CONSERVATION UNDER GLOBAL WARMING -- INDEX.