Results 111 to 120 of about 32,255 (226)
The origin of glacial alpine landscape in Tröllaskagi Peninsula (North Iceland)
The Tröllaskagi peninsula is located in north central Iceland, between meridians 19º30’W and 18º10’W , limited by Skagafjödur fiord to the west and the Eyjafjödur fiord to the east, jutting out into the North Atlantic to latitude 66º12’N and linked to ...
N. Andrés +3 more
doaj +1 more source
The Arctic has warmed nearly four times faster than the global average since 1979, resulting in rapid glacier retreat and exposing new glacier forelands. These forelands offer unique experimental settings to explore how global warming impacts ecosystems,
Ejgil Gravesen +4 more
doaj +1 more source
Cryogenian Glacial Erosion and Tectonics as Agents of Crustal Recycling
ABSTRACT Zircon preserves evidence of recycling processes that link surface environments to the mantle. Combined δ18O‐εHf in zircon fingerprints magmatic sources and tracks how crustal material is reworked over time. We apply statistical analyses to a global compilation that apparently resolves shifts in zircon U–Pb, δ18O, and Lu‐Hf data spanning the ...
M. Seraine +9 more
wiley +1 more source
This article reveals the analysis of the legislation of the Republic of Kazakhstan relating to ecological responsibility of nature users. Such terms as “the system of assessment of the impact on the environment”, “environmental damage”,“direct” and ...
Y. R. Khamidullina., X. Hu.
doaj
Ice Sheet Dynamics Drive Pronounced Changes in the Subsurface Freshwater‐Saltwater Interface
Abstract Saltwater is migrating into freshwater aquifers globally with water quality and biogeochemical implications, yet saltwater intrusion in glaciated regions is sparsely investigated. Field observations suggest that groundwater head in glaciated systems is influenced by ice sheet forcings and provides evidence that seawater infiltrated into ...
Julia A. Guimond +4 more
wiley +1 more source
Deglaciation of the Cordillera of Western Canada at the end of the Pleistocene
Nearly all of what is now British Columbia and adjacent areas were covered by an ice sheet at the maximum of the Last Glaciation (MIS 2) about 18,000 years ago.
J.J. Clague
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Deglaciation of the Colorado Rocky Mountains following the Last Glacial Maximum
The availability of almost 180 cosmogenic-radionuclide (CRN) surface-exposure ages from moraine boulders and glacially polished bedrock surfaces makes possible an assessment of the timing and character of the local Last Glacial Maximum (LLGM) and ...
E.M. Leonard +5 more
doaj +1 more source
Abstract Glacier retreat is projected to drive major shifts in the hydrology of many high‐elevation and high‐latitude watersheds. In particular, future decreases in glacier runoff are hypothesized to reduce the stability of hydro‐biogeochemical export.
Amy D. Holt +6 more
wiley +1 more source
Deglaciation of the Laurentide Ice Sheet from the Last Glacial Maximum
The last deglaciation of the Laurentide Ice Sheet (LIS) was associated with major reorganisations in the ocean-climate system and its retreat also represents a valuable analogue for understanding the rates and mechanisms of ice sheet collapse. This paper
Ch.R. Stokes
doaj +1 more source
Habitable Snowballs: Temperate Land Conditions, Liquid Water, and Implications for CO$_2$ Weathering
Habitable planets are commonly imagined to be temperate planets like Earth, with areas of open ocean and warm land. In contrast, planets in snowball states, where oceans are entirely ice-covered, are believed to be inhospitable.
Lee, Christopher +3 more
core +1 more source

