Results 1 to 10 of about 116,808 (99)

Investigation of Soil Heaving and Penetration Resistance of Bucket Foundation with Inner Bucket and Cruciform Skirts

open access: yesJournal of Marine Science and Engineering, 2023
Since concrete is cheaper and more resistant to corrosion than steel, the wide-shallow concrete bucket foundation is being used extensively in ocean engineering.
Zhong Xiao   +8 more
doaj   +1 more source

Effective Management of Closed Hypereutrophic Estuaries Requires Catchment-Scale Interventions

open access: yesFrontiers in Marine Science, 2021
Increased nutrient loading associated with rapid population growth is the leading cause of deteriorating water quality in urbanized estuaries globally. Small estuaries are particularly sensitive to changes when connection with the marine environment is ...
Daniel A. Lemley   +12 more
doaj   +1 more source

Coastal urban reliance on groundwater during drought cycles: Opportunities, threats and state of knowledge

open access: yesCambridge Prisms: Coastal Futures, 2023
Urbanisation and population growth are concentrated on the coast with approximately 40% of the human population living within 100 km of the ocean.
Carla Dodd, Gavin M. Rishworth
doaj   +1 more source

Occurrence, toxicity and ecological risk of Bisphenol A analogues in aquatic environment – A review

open access: yesEcotoxicology and Environmental Safety, 2021
Bisphenol analogues (BPs) have been widely applied to industry as the substitutes for bisphenol A (BPA), which have been detected frequently in surface water, sediment, sewage and sludge. The presence of BPs in natural environment could pose risks to the
Jianchao Liu   +5 more
doaj   +1 more source

Modelling the occurrence of postflexion stages of a marine estuarine-dependent fish in temperate South African estuaries

open access: yesScientia Marina, 2017
The movement of postflexion larvae of marine estuarine-dependent species into estuaries is critical for the survival of fishes reliant on estuaries as nurseries.
Yanasivan Kisten   +3 more
doaj   +1 more source

The effects of hypersalinity on the growth and skeletal anomalies of juvenile Cape stumpnose, Rhabdosargus holubi (Sparidae)

open access: yesScientia Marina, 2019
Estuarine organisms are exposed to hypersaline conditions for prolonged periods during drought conditions and under severely restricted river flow resulting from freshwater abstraction and impoundments.
Yanasivan Kisten   +2 more
doaj   +1 more source

MtDNA lineage diversity of a potamonautid freshwater crab in KwaZulu-Natal, South Africa

open access: yesKoedoe: African Protected Area Conservation and Science, 2015
Five species of freshwater crab (genus Potamonautes) are known from KwaZulu-Natal, South Africa, whilst a sixth (Potamonautes isimangaliso) was recently described from the iSimangaliso Wetland Park.
Gavin Gouws   +2 more
doaj   +1 more source

Modeling molecular structure and behavior of microbial extracellular polymeric substances through interacting-particle reaction dynamics

open access: yesChemical Engineering Journal Advances, 2021
Extracellular polymeric substances (EPS) are essential for bacteria to interact with external environments and play a key role in the formation of microbial aggregates.
Run-Ze Xu   +6 more
doaj   +1 more source

Recent Progress in Heavy Metal Ion Decontamination Based on Metal–Organic Frameworks

open access: yesNanomaterials, 2020
Heavy metals are inorganic pollutants which pose a serious threat to human and environmental safety, and their effective removal is becoming an increasingly urgent issue.
Yajie Chen, Xue Bai, Zhengfang Ye
doaj   +1 more source

Population irruption of the clam Meretrix morphina in Lake St Lucia, South Africa

open access: yesSouth African Journal of Science, 2017
The thick-shelled clam Meretrix morphina, previously referred to as Meretrix meretrix, now occurs in the west Indian Ocean region, along the eastern seaboard of Africa, from the Red Sea to the Mlalazi Estuary, close to the Tugela River.
Nelson A. F. Miranda   +6 more
doaj   +1 more source

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