Results 81 to 90 of about 17,394 (311)

Abandoned artificial saline pond – safe place for rare/endangered species [PDF]

open access: yes, 2021
Inland saline ecosystems are characterized by very specific and unique biodiversity Still, biodiversity studies of saline habitats are mostly focused on lakes and ponds of natural origin We investigated the biodiversity of submerged macrophytes ...
Predojević, Dragana   +4 more
core  

Dynamic geo‐hydrogeological monitoring‐driven situational awareness for real‐time floor water inrush risk prediction in deep mining

open access: yesDeep Underground Science and Engineering, EarlyView.
The fused data extracted from the distributed monitoring system as the data basis, combined with dynamic geological data, are imported into a deep learning model. As the geological conditions of mining and excavation change, the risk of water inrush at the working face is retrieved in real time.
Yongjie Li   +4 more
wiley   +1 more source

Improved grass fibrous root algorithm for exergy optimization of a high-temperature PEMFC

open access: yesEnergy Reports, 2020
This paper presents an exergy assessment for a proposed power generation system that is used the organic Rankine cycle to recycle the waste heat from a high-temperature proton exchange membrane fuel cell (HT-PEMFC).
Xiaohui Lu   +4 more
doaj   +1 more source

Performance assessment of a potential underground thermal storage facility: Case study of the closed mine Prosper‐Haniel in the Ruhr coal mining area in Germany

open access: yesDeep Underground Science and Engineering, EarlyView.
This study demonstrates the feasibility of an underground closed‐loop thermal storage facility at a post‐mining site, intended for seasonal heat energy storage. Its principal design shows water flow directions in winter and summer (1, 2), heat pumps (3), an upper water reservoir (4), and connecting pipes (5).
Dmytro Rudakov, Oleksandr Inkin
wiley   +1 more source

Endocrine disrupting effects of bisphenol A exposure and recent advances on its removal by water treatment systems. A review

open access: yesScientific African, 2019
Bisphenols (BPA) are phenolic, organic synthetic compounds used as an additive or monomers in the production of polycarbonate plastics and epoxy resins.
Okugbe E. Ohore, Songhe Zhang
doaj   +1 more source

Towards Transformative Climate Governance: Capacities and Constraints for Local Government in Aotearoa New Zealand

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT An emerging consensus calls for transformative climate governance. However, what instigates and sustains transformative pathways remains unclear. This study characterises the existence, quality and structural underpinnings of transformative governance capacities in local government climate change response in Aotearoa New Zealand, applying a ...
Gangadari K. Ranawaka   +3 more
wiley   +1 more source

Mapping macrophytic vegetation in shallow lakes using the Compact Airborne Spectrographic Imager (CASI)

open access: yes, 2010
1. The ecological status of shallow lakes is highly dependent on the abundance and composition of macrophytes. However, large-scale surveys are often confined to a small number of water bodies and undertaken only infrequently owing to logistical and ...
Tyler, Andrew   +9 more
core   +1 more source

Combined stable isotope and gut contents analysis of food webs in plant-dominated, shallow lakes [PDF]

open access: yes, 2003
1. To determine feeding links between primary producers, invertebrates and fish, stable isotope analyses and gut content analyses of fish were conducted on the components of four shallow, eutrophic to hypertrophic, plant-dominated lakes. 2.
Susan Waldron   +3 more
core   +1 more source

Piezo-catalytic in-site H2O2 generation and activation across wide pH range to drive hydroxyl radical-mediated pollutant degradation

open access: yesNature Communications
Hydroxyl radicals (·OH) is one of the most important reactive oxygen species (ROSs) for organic pollution controlling in advanced oxidation processes, while its production suffers from numerous H2O2 addition and narrow pH range in generally used Fenton ...
Jing Xu   +7 more
doaj   +1 more source

Impacts of channel morphology on residues and ecological risks of polychlorinated biphenyls in water and sediment in Chahe River

open access: yesWater Science and Engineering, 2016
The impacts of channel morphology on the residues and ecological risks of 14 polychlorinated biphenyl (PCB) congeners in water and sediment were investigated in summer (July) and autumn (September) in the Chahe River, in Nanjing, China.
Zhen-hua Zhao   +4 more
doaj   +1 more source

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