Results 91 to 100 of about 6,203 (287)

Multiobjective Simulation–Optimization of Crop Allocation and Water Resources in Canal Command Areas Using Genetic Algorithms

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This study develops an integrated simulation–optimization framework for sustainable crop allocation and water resource management in the Bargarh Canal Command (BCC), eastern India. Efficient irrigation allocation remains a critical challenge due to competing demands, groundwater–surface water interactions and environmental constraints ...
Priyanka Mohapatra   +2 more
wiley   +1 more source

Mechanisms Driving Transport and Accretion of Mud From Channels to Islands in a River‐Dominated Delta

open access: yesWater Resources Research
River deltas are important landforms because they build coasts. Primary channels divide deltaic land into islands, which must accrete sediment fast enough for deltas to keep pace with sea level rise.
Justin A. Nghiem   +5 more
doaj   +1 more source

Drilling mud management strategy using computer-aided life-cycle analysis

open access: yes, 1995
This paper describes a computer-aided analysis of the drilling mud process for offshore drilling in Brazil by Petrobras. The analysis, which employs a numerical model and software for drilling mud life-cycle analysis (LCA), was originally developed for ...
Wojtanowicz, A. K., Ohara, S.
core  

Early deglaciation history of the southeastern Baffin Island shelf (Eastern Canadian Arctic Archipelago)

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT During the last glacial period, the Laurentide Ice Sheet (LIS) was the largest terrestrial ice sheet on Earth. Its evolution since the Last Glacial Maximum profoundly influenced Earth's geodynamics and surface processes. Investigating the past dynamics of the LIS provides critical insights into how contemporary ice sheets may respond to ...
Alexis P. Belko   +3 more
wiley   +1 more source

The Glacial Legacy of the Geneva Basin: Morphology and implications of an intricate tunnel valley system revealed from 3D seismic data

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Like other perialpine basins and glaciated margins, the Geneva Basin in SW Switzerland is characterised by buried tunnel valleys, which are elongated incisions widely attributed to subglacial meltwater erosion beneath continental ice sheets. However, an inclusive understanding of the geological control on the evolution of the glacial landscape
Ovie Emmanuel Eruteya   +2 more
wiley   +1 more source

Marine Isotope Stage 4 glaciation in northern England, UK: Evidence from Victoria Cave, North Yorkshire

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Victoria Cave, north Yorkshire, England, contains a long sequence of Pleistocene clastic sediments and calcite flowstones. Earlier work, using U–Th dating, established that the flowstone units formed in interglacial stages corresponding to Marine Isotope Stages (MIS) 13, 11, 9, 7 and 5.
Tom C. Lord   +7 more
wiley   +1 more source

An Assessment of Nutrient Loading Through Lacustrine Groundwater Discharge in Mud Lake, WI

open access: yes, 2019
Color poster with text, charts, maps, and graphs.Phosphorus (P)-laden runoff has been associated with lake eutrophication throughout the upper Midwest United States.
Vitale, Sarah A.   +2 more
core  

Experimental Study on Mechanism for Self-Weight Consolidation of the Red Mud Tailings Placed in the Karsts

open access: yes, 2011
Four PVC pipes with the length of 1500 millimeters and inner diameter of 160 millimeters were used to make a consolidation device with a drainage system at the bottom, in order to make a study on the relationship between surface sedimentation and water ...
Xian Tai Yin   +3 more
core   +1 more source

Hydraulic reconstruction of catastrophic drainage from the Late Glacial, Lake Fraser, British Columbia, Canada

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Glacial Lake Fraser, which formed in British Columbia against the retreating Cordilleran Ice Sheet, stored ~520 km3 of water before its near‐total drainage into the Salish Sea during an outburst flood event. Despite the impact of the outburst flood on sediment transport and landscape evolution in the Fraser River valley, its peak discharge and
Sean M. Loeffler   +3 more
wiley   +1 more source

Spatial distribution of mud flows, chemoautotrophic communities, and biogeochemical habitats at Håkon Mosby Mud Volcano

open access: yes, 2007
Marine mud volcanoes are significant source locations contributing to the marine methane cycle. Enhanced heat flow, unique chemoautotrophic communities, occurrence of massive gas hydrates and large gas plumes are direct evidences of elevated methane ...
Klages, Michael   +5 more
core   +1 more source

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