Results 111 to 120 of about 1,495 (203)

Methodical issues of evaluating methane capacity in small thermokarst lakes of Western Siberia permafrost [PDF]

open access: yes, 2015
Актуальность исследования обусловлена необходимостью разработки методических вопросов использования математического моделирования и космоснимков сверхвысокого разрешения для оценки накопления метана в малых термокарстовых озерах в зоне мерзлоты, которые ...
Широкова, Людмила Сергеевна   +5 more
core  

Carbon emission from thermokarst lakes in NE European tundra [PDF]

open access: yes, 2020
Emission of greenhouse gases (GHGs) from inland waters is recognized as highly important and an understudied part of the terrestrial carbon (C) biogeochemical cycle.
Zabelina, S. A.   +11 more
core  

Mapping Thermokarst Lakes Using Sentinel-2 Imagery in the Qinghai–Tibet Engineering Corridor in 2020

open access: yesRemote Sensing
Accurate mapping of thermokarst lakes in the Qinghai–Tibet Engineering Corridor is important for understanding permafrost degradation and assessing environmental risks to major infrastructure.
Shen Ma   +12 more
doaj   +1 more source

Stochastic Modelling of Thermokarst Lakes: Size Distributions and Dynamic Regimes

open access: yesThe Cryosphere
Abstract. Thermokarst lakes are among the most common and dynamic landscape features in ice-rich permafrost lowland regions. They influence carbon, water and energy fluxes between atmosphere and land surface and are an important component of Arctic lowland hydrology.
Reinken, Constanze   +5 more
openaire   +4 more sources

Phytoplankton community structure of thermokarst lakes from Khatanga River Basin (Krasnoyarsk Region, Russia). [PDF]

open access: yes, 2020
Planktonic algae - phytoplankton - is a key component of water systems, actively involved in the formation of the water quality, and a sensitive indicator of the state of aquatic ecosystems and the water body as a whole.
Pestryakova L.   +3 more
core  

Emerging thermokarst lakes amplify benthic activity and carbon mobilization in a continuous permafrost landscape

open access: yesEnvironmental Research Communications
Continuous permafrost zones are experiencing accelerated thaw due to Arctic warming, resulting in considerable greenhouse gas (GHG) emissions that significantly impact climate feedbacks.
Diogo Folhas   +4 more
doaj   +1 more source

Thermokarst Lakes in Central Yakutia (Siberia) as Habitats of Freshwater Ostracods and Archives of Palaeoclimate [PDF]

open access: yes, 2008
Thermokarst lake deposits are useful archives of climatic and environmental changes in the past, and can contain palaeo-bioindicators such as pollen, plant macro-fossils, diatoms, chironomids and also ostracods. Nevertheless, such studies from permafrost
Meyer, Hanno   +3 more
core  

Thermokarst distribution and susceptibility in Yukon: lakes, landslides and pingos [PDF]

open access: yes
The most tangible consequence of permafrost thaw is thermokarst, which is landscape destabilization resulting from ground ice melt. The main objective of this thesis was to model and map thermokarst susceptibility across Yukon, Canada.
University of Lethbridge. Faculty of Arts and Science   +1 more
core  

Carbon accumulation in thermokarst lakes: A biogeochemical comparison between Alaskan boreal and tundra lake deposits [PDF]

open access: yes, 2018
Thermokarst lakes are widespread features of changing periglacial environments. In this study, we analyze total organic carbon content (TOC), C/N, stable carbon isotopes and methane concentration in pore water from sediments of 18 tundra lakes in West ...
Liebner, Susanne   +8 more
core  

Phytoplankton community structure of thermokarst lakes from Khatanga River Basin (Krasnoyarsk Region, Russia). [PDF]

open access: yes, 2016
Planktonic algae - phytoplankton - is a key component of water systems, actively involved in the formation of the water quality, and a sensitive indicator of the state of aquatic ecosystems and the water body as a whole.
Pestryakova L.   +3 more
core  

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