Results 71 to 80 of about 70,104 (239)

Methane Dynamics in Peat: Importance of Shallow Peats and a Novel Reduced‐Complexity Approach for Modeling Ebullition

open access: yes, 2013
Northern peatlands are one of the largest natural sources of atmospheric methane (CH 4 ), and it is important to understand the mechanisms of CH 4 loss from these peatlands so that future rates of CH 4 emission can be predicted.
T. Coulthard   +3 more
semanticscholar   +1 more source

The effect of skirt footings for road settlement on peat soil

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
The construction of peat soils is a big challenge in the construction world coupled with the very special nature of peat soil. Road construction on peat soil is a major obstacle because the deformation that occurs on the road is so large.
D. A. W. Gautama   +2 more
semanticscholar   +1 more source

Changing climates and environments within the complex Middle to Late Pleistocene fill of an overdeepened valley at Niederweningen, Switzerland

open access: yesBoreas, EarlyView.
Glacially overdeepened valleys in the northern Alpine Foreland preserve Middle to Late Pleistocene sedimentary sequences that may serve as valuable archives for reconstructing past environmental changes in response to shifts in climate. This study presents a multidisciplinary analysis of two sediment cores from the overdeepened Wehntal Valley at ...
Johannes M. Miocic   +8 more
wiley   +1 more source

Restoration of lowland raised bogs damaged by peat extraction - with particular emphasis on Sphagnum regeneration. [PDF]

open access: yes, 1994
1. Revegetation trends in abandoned peat workings indicate that peat cuttings are generally too dry for spontaneous re-establishment of raised bog vegetation. The latter was restricted to small flooded peat pits which had recolonised 'hydroserally' to
Money, Russ Philip, Money, R.P.
core  

Towards an ‘absolute’ timing of biostratigraphic and environmental phases from the Saalian late glacial to the Weichselian pleniglacial in central Europe—Insights from a lacustrine succession in Lichtenberg, northern Germany

open access: yesBoreas, EarlyView.
Palynological records are central to the biostratigraphic subdivision of the Late Pleistocene in central Europe. Yet many interglacial and interstadial phases—such as the Eemian, Brörup and Odderade—remain only poorly constrained in time due to limited numerical dating.
Michael Hein   +19 more
wiley   +1 more source

Modelling shallow landslides: the importance of hydrological controls and lateral reinforcement [PDF]

open access: yes, 2008
Shallow landslides are important as geomorphic agents of erosion, sources of catchment sediment and potential hazards to life and infrastructure. The importance of these mass movements is difficult to define using solely field- based approaches because ...
Milledge, David Graham
core  

Stabilizing Peat Soil Using Sawdust Ash

open access: yesSmart and Green Materials
The aims of this research are to analyse the parameters of untreated peat soil and improve the engineering properties of the peat soil retrieved from MARDI Pontian in Johor, by using lightweight materials such as Sawdust Ash (SDA) so it meets the ...
Nurul Hanis Hananni Mohd Anuar   +2 more
semanticscholar   +1 more source

Holocene shoreline displacement and the impact of the Storegga tsunami on Hinnøya, northern Norway

open access: yesBoreas, EarlyView.
The Holocene relative sea‐level (RSL) history of Norway's largest island, Hinnøya, has been investigated in detail, using sediment records from 25 isolation basins. The sediments were analysed for macrofossil and phytoplankton content, which served as the basis for identifying marine–lacustrine transitions, that is isolation contacts. Terrestrial plant
Anders Romundset   +5 more
wiley   +1 more source

Predicting natural arsenic enrichment in peat-bearing, alluvial and coastal depositional systems: A generalized model based on sequence stratigraphy.

open access: yesScience of the Total Environment
Hazardously high concentrations of arsenic exceeding the threshold limits for soils and drinking waters have been widely reported from Quaternary sedimentary successions and shallow aquifers of alluvial and coastal lowlands worldwide, raising public ...
A. Amorosi, I. Sammartino
semanticscholar   +1 more source

Palaeoenvironmental and climatic changes from the lateglacial of the Saalian to the Late Weichselian in central Poland: a multiproxy study from Józefów

open access: yesBoreas, EarlyView.
Józefów site is a case study which provides a detailed record of environmental and climate changes and confirms the main traces of the landscape morphogenesis of the Late Pleistocene established in central‐eastern Europe. This study presents a multiproxy reconstruction of palaeoenvironment under variable climatic conditions from the retreat of the ...
Aleksandra Majecka   +11 more
wiley   +1 more source

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