نتایج جستجو برای: northern eurasia
تعداد نتایج: 114337 فیلتر نتایج به سال:
[1] Year-to-year variations in summer drawdown of Northern Hemisphere atmospheric carbon dioxide (CO2) are compared with corresponding year-to-year variations in sealevel pressure (SLP), surface air temperature, and the productivity of land vegetation as inferred from the satellite-derived normalized difference vegetation index (NDVI). Annual values of CO2 drawdown for the years 1980–2000 are e...
The duck mussel Anodonta anatina is widely distributed throughout the freshwater basins of Northern, Central, and Western Eurasia, it has a comprehensive genetic structure. This study was devoted to analysis lineages, which are defined based on COI gene sequences. Our new dataset expanded by samples from Northern Central Eurasia. It allowed us reveal high level diversity for trans-Eurasian line...
BACKGROUND Understanding the dynamics of the human range expansion across northeastern Eurasia during the late Pleistocene is central to establishing empirical temporal constraints on the colonization of the Americas. Opinions vary widely on how and when the Americas were colonized, with advocates supporting either a pre- or post- last glacial maximum (LGM) colonization, via either a land bridg...
Trends in the duration or extent of snow cover are expected to feedback to temperature trends. We analyzed trends in dates of onset and termination of snow cover in relation to temperature over the past 27 years (1980–2006) from over 636 meteorological stations in the Northern Hemisphere. Different trends in snow duration are observed over North America and Eurasia. Over North America, the term...
Recent introduction of H5N1 highly pathogenic avian influenza virus (HPAIV) in wild birds from poultry in Eurasia signaled the possibility that this virus may perpetuate in nature. Surveillance of avian influenza especially in migratory birds, therefore, has been conducted to provide information on the viruses brought by them to Hokkaido, Japan, from their nesting lakes in Siberia in autumn. Du...
Introduction Inhalation of hantavirus-contaminated aerosol of rodents’ excreta can cause in humans hemorrhagic fever with renal syndrome (HFRS) in Eurasia and Hantavirus pulmonary syndrome in the Americas. In Greece, 1-5 cases are being diagnosed annually, mainly in the northern and western part. After the recent diagnosis of a hantavirus infection in Achaia prefecture (Peloponesse), a seroepid...
Compound events have the potential to cause high socioeconomic and environmental losses. We examine ability of sixth phase Coupled Model Intercomparison Project (CMIP6) models capture two bivariate compound events: co-occurrence heavy rain strong wind, heat waves meteorological drought. evaluate over North America, Europe, Eurasia, Australia using observations reanalysis data set spanning 1980–...
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