Results 81 to 90 of about 702,691 (340)

Numerical Modeling of Gas Migration and Hydrate Formation in Heterogeneous Marine Sediments

open access: yesJournal of Marine Science and Engineering, 2019
The formation of marine gas hydrates is controlled by gas migration and accumulation from lower sediments and by the conditions of the hydrate stability zone.
Keqi Bei   +5 more
doaj   +1 more source

Sustainability Strategies in the Cocoa‐Chocolate Value Chain: An Analysis Using Stakeholder Theory, Global Value Chain Theory, and Resource Dependence Theory

open access: yesAgribusiness, EarlyView.
ABSTRACT The cocoa‐chocolate value chain faces significant environmental and social challenges, driving firms to adopt sustainability strategies ranging from individual practices to third‐party certifications. This study investigates the factors associated with these strategies by analyzing 304 cocoa‐chocolate companies using firm‐level data from the ...
Stella Marschner   +3 more
wiley   +1 more source

Inflow and Loadings from Ground Water to the Great Bay Estuary, New Hampshire [PDF]

open access: yes, 2004
This final report presents the results of a study to evaluate groundwater inflow and nutrient loadings to the Great Bay Estuary, New Hampshire. The evaluation of inflow was accomplished independently by two methods: one, used thermal imagery, and the ...
Ballestero, Thomas P.   +2 more
core   +1 more source

Temporal trends in groundwater levels from Saskatchewan, Canada [PDF]

open access: yes, 2011
Groundwater resources play a key role in supplying water for domestic, industrial, agricultural, and ecological functions on the Canadian prairies. The current study investigates potential temporal trends in groundwater levels for the Canadian province ...
Kaya Forest, Sierra Rayne
core   +2 more sources

A Theoretical Model for the Hydraulic Permeability of Clayey Sediments Considering the Impact of Pore Fluid Chemistry

open access: yesJournal of Marine Science and Engineering
The chemistry of the pore fluid within clayey sediments frequently changes in various processes. However, the impacts of pore fluid chemistry have not been well included in the hydraulic permeability model, and the physical bases behind the salinity ...
Lixue Cao   +6 more
doaj   +1 more source

Global Groundwater Sustainability

open access: yesGroundwater, 2020
No abstract but introduction: Groundwater resources are the most reliable source of freshwater on the planet, so long as they are sustainably managed. While serious groundwater depletion and contamination are well documented in several regions around the world, other regions have the potential to leverage under-developed groundwater resources to fuel ...
openaire   +4 more sources

Advances in Chlorinated Polyethylene: Properties, Applications, and Future Directions

open access: yesJournal of Applied Polymer Science, EarlyView.
This work highlights recent advances in the synthesis of chlorinated polyethylene (CPE), its versatile industrial applications, and emerging innovations driving its future development in sustainable materials. ABSTRACT Elastomeric chlorinated polyethylene (CM or E‐CPE) integrates the thermoplastic's dynamic processing properties with the elastomer's ...
J. I. Mnyango   +7 more
wiley   +1 more source

Potential Impacts of Climate Change and Variability on Groundwater Resources in Nigeria [PDF]

open access: yes, 2011
Climate change observed over the past decades has been consistently associated with modifications of components of the hydrological systems such as precipitation patterns, sea surface temperature, accelerated melting of glacier and ice caps, soil ...
Aizebeokhai, A. P.
core   +3 more sources

Assessing the impacts of canal rehabilitation and lining on groundwater conditions

open access: yesWater Science
The Nile Delta aquifer stands as Egypt’s second primary freshwater source following the Nile River. Its replenishment deriveed from various sources, including the Nile branches, the surface irrigation networks, and the infiltration of excess irrigation ...
Eman Nofal   +3 more
doaj   +1 more source

Non-renewable groundwater use and groundwater depletion: a review

open access: yesEnvironmental Research Letters, 2019
Abstract Population growth, economic development, and dietary changes have drastically increased the demand for food and water. The resulting expansion of irrigated agriculture into semi-arid areas with limited precipitation and surface water has greatly increased the dependence of irrigated crops on groundwater withdrawal.
Marc F. P. Bierkens   +2 more
openaire   +3 more sources

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