نتایج جستجو برای: glaciers birds

تعداد نتایج: 47078  

Journal: :Nature 2013

1999
C. M. BITZ D. S. BATTISTI

The authors examine the net winter, summer, and annual mass balance of six glaciers along the northwest coast of North America, extending from Washington State to Alaska. The net winter (NWB) and net annual (NAB) mass balance anomalies for the maritime glaciers in the southern group, located in Washington and British Columbia, are shown to be positively correlated with local precipitation anoma...

Journal: :The Geologist 1861

2004
Andrew Shepherd Duncan Wingham Eric Rignot

[1] Satellite radar measurements show that ice shelves in Pine Island Bay have thinned by up to 5.5 m yr 1 over the past decade. The pattern of shelf thinning mirrors that of their grounded tributaries the Pine Island, Thwaites and Smith glaciers and ocean currents on average 0.5 C warmer than freezing appear to be the source. The synchronised imbalance of the inland glaciers is the result of r...

Journal: Geopersia 2016

Equilibrium-line altitudes (ELAs) of former glaciers in the Zardkuh Mountain of the Zagros Mountain Range were reconstructed from glacial-geologic data on former ice limits by using various methods. In the study area various types of glacial landforms such as outwash fans, moraines and well developed glacial cirques are observed. The results suggest that ELA were depressed 1433 m below to prese...

2010

This paper combines a study of the rock debris and 60/ 60 isotopic characteristics of basal ice sequences in three representative glaciers in South Georgia and concludes that the debris and ice has been entrained mainly by basal freezing . The size distribution of the rock debris is typical of crushing and abrasion, and reflects transport at the ice-rock interface. The 60/ 0180 relationships sh...

Journal: :Rapport Grønlands Geologiske Undersøgelse 1990

Journal: :Journal of the Japanese Society of Snow and Ice 2002

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