Results 71 to 80 of about 661,384 (261)

Short-term variability in the sedimentary BIT index of Lake Challa, East Africa over the past 2200 years : validating the precipitation proxy [PDF]

open access: yes, 2015
. The branched vs. isoprenoid index of tetraethers (BIT index) in Lake Challa sediments has been applied as a monsoon precipitation proxy on the assumption that the primary source of branched tetraether lipids (brGDGTs) was soil washed in from the lake's
Buckles, LK   +4 more
core   +1 more source

Characterization of Legacy Sediment variations in accretion and carbon dynamics following dam removal in a recently restored tidal freshwater wetland [PDF]

open access: yes, 2017
Damming disrupts the natural flow of sediment to adjoining water bodies resulting in the accumulation of Legacy Sediments (LS). While the impact of LS inputs has been well investigated in lotic Mid-Atlantic piedmont stream restorations, (i.e.
Crawford, Edward R   +3 more
core   +2 more sources

Time- and depth-wise trophic niche shifts in Antarctic benthos [PDF]

open access: yes, 2018
Climate change is expected to affect resource-consumer interactions underlying stability in polar food webs. Polar benthic organisms have adapted to the marked seasonality characterising their habitats by concentrating foraging and reproductive activity ...
Calizza, Edoardo   +4 more
core   +3 more sources

Greater than the sum of its parts: optical remote sensing and sediment core data provide a holistic perspective on glacial processes

open access: yesJournal of Glaciology
In this letter we make the case that closer integration of sediment core and passive optical remote sensing data would provide new insights into past and contemporary glacio-sedimentary processes.
Henry Jacob Miller Gage   +1 more
doaj   +1 more source

Species composition and distribution data of benthic foraminifera from the straits of malacca during the early holocene

open access: yesData in Brief, 2019
The data presented herein were collected from the Straits of Malacca, along the west coast of Peninsular Malaysia. A 3.9 m core sample was retrieved from the Straits of Malacca in 2001.
Fatin Izzati Minhat   +2 more
doaj   +1 more source

Late Little Ice Age palaeoenvironmental records from the Anzali and Amirkola Lagoons (south Caspian Sea): Vegetation and sea level changes [PDF]

open access: yes, 2011
This is a postprint version of the article. The official published article can be found from the link below - Copyright @ 2011 Elsevier Ltd.Two internationally important Ramsar lagoons on the south coast of the Caspian Sea (CS) have been studied by ...
A. Naqinezhad   +89 more
core   +1 more source

Stratified active archaeal communities in the sediments of Jiulong River Estuary, China

open access: yesFrontiers in Microbiology, 2012
Here the composition of total and active archaeal communities in a sediment core of Jiulong River estuary at Fujian Province, Southern China was reported.
Qianqian eLi   +4 more
doaj   +1 more source

RRS Discovery Cruise 248, 07 Jul-10 Aug 2000. A multidisciplinary study of the environment and ecology of deep-water coral ecosystems and associated seabed facies and features (The Darwin Mounds, Porcupine Bank and Porcupine Seabight) [PDF]

open access: yes, 2001
RRS Discovery Cruise 248 aimed to carry out a multidisciplinary study of the environment and ecology of deep-water coral ecosystems and associated seabed features in the northeast Atlantic.
Bett, B.J.   +3 more
core  

2-D optical quantification of particle reworking activities in marine surface sediments [PDF]

open access: yes, 2003
Particle and solute transport by faunal activities may significantly influence rates and pathways of organic matter mineralization during early diagenesis in surface sediments. One of the most frequently utilized techniques to quantify benthic biological
Gilbert, Franck   +4 more
core   +4 more sources

The application of sediment fingerprinting to floodplain and lake sediment cores: assumptions and uncertainties evaluated through case studies in the Nene Basin, UK [PDF]

open access: yes, 2015
Purpose: Fine sediment has been shown to be a major cause of the degradation of lakes and rivers and, as a result, research has been directed towards the understanding of fine sediment dynamics and the minimisation of sediment inputs.
A Haddadchi   +55 more
core   +1 more source

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