Sciences de la Terre et de l'environnement

Article scientifique

Promoting Sustainable Smallholder Aquaculture Productivity Through Landscape and Seascape Aquapark Models: A Case Study of Busia County, Kenya

The dwindling capture fisheries has triggered an increase in Kenya's annual fish demand deficit, currently estimated at 553,000 MT. With …

2022 Open Access

Article scientifique

The Angola Gyre is a hotspot of dinitrogen fixation in the South Atlantic Ocean

Abstract Biological dinitrogen fixation is the major source of new nitrogen to marine systems and thus essential to the ocean’s …

2022 Open Access

Article scientifique

Fossorial adaptations in African mole-rats (Bathyergidae) and the unique appendicular phenotype of naked mole-rats

Life underground has constrained the evolution of subterranean mammals to maximize digging performance. However, the mechanisms modulating morphological change and …

2022 Open Access

Article scientifique

Gastric Microplastics in Clarias gariepinus of the Upper Vaal River, South Africa

Microplastics are defined as plastics smaller than 5 mm down to 0.05 mm. These plastics enter the environment and undergo …

2022 Open Access

Article scientifique

Climate change knowledge, concerns and experiences in secondary school learners in South Africa

Climate change poses a major threat to the future of today's youth. Globally, young people are at the forefront of …

2022 Open Access

Article scientifique

Pastoral livelihood pathways transitions in northern Kenya: The process and impact of drought

Abstract Recurrent droughts and long-term changes to climate, social structures, and the economy in the world’s arid and semi-arid lands …

2022 Open Access

Article scientifique

Superior adsorption performance of citrate modified graphene oxide as nano material for removal organic and inorganic pollutants from aqueous solution

Abstract This work addressed one step preparation method to form a novel nano material composite of graphene oxide nanosheet (GO) …

2022 Open Access

Article scientifique

An Integrated Multi-Risk Assessment for Floods and Drought in the Marrakech-Safi Region (Morocco)

Multi-risk assessments are being increasingly proposed as a tool to effectively support policy-makers in reducing impacts from natural hazards. The …

2022 Open Access

Article scientifique

Aspergillus tamarii mediated green synthesis of magnetic chitosan beads for sustainable remediation of wastewater contaminants

Abstract The release of different hazardous substances into the water bodies during the industrial and textile processing stages is a …

2022 Open Access

Article scientifique

Decoding of seismic data for complex stratigraphic traps revealing by seismic attributes analogy in Yidma/Alamein concession area Western Desert, Egypt

Abstract Sandstone channels are one of the best stratigraphic traps for hydrocarbon accumulation, and their depositional and composition make them …

2022 Open Access

Article scientifique

The impact of alternative energy technology investment on environment and food security in northern Ethiopia

Energy is a key factor in the economic development. Currently, however, millions of people across the world suffer from energy …

2022 Open Access

Article scientifique

Environmentally azithromycin pharmaceutical wastewater management and synergetic biocompatible approaches of loaded azithromycin@hematite nanoparticles

Abstract Pharmaceutical wastewater contamination via azithromycin antibiotic and the continuous emergence of some strains of bacteria, cancer, and the Covid-19 …

2022 Open Access

Article scientifique

An integrated assessment of land use impact, riparian vegetation and lithologic variation on streambank stability in a peri-urban watershed (Nigeria)

Abstract Bank erosion is an important source of sediment and phosphorus to inland fluvial systems and is generally responsible for …

2022 Open Access

Article scientifique

Linkage of Tanzania Short Rain Variability to Sea Surface Temperature Over the Southern Oceans

This study presents the relationship between Tanzania short rain variability and the sea surface temperature (SST) over the Southern Oceans …

2022 Open Access

Article scientifique

Fuelwood use and carbon emission reduction of improved biomass cookstoves: evidence from kitchen performance tests in Tigray, Ethiopia

Abstract Background In Ethiopia, biomass contributes to about 92% of the household fuel consumption. As a result, deforestation rate has …

2022 Open Access

Article scientifique

Bioflocculant produced by Bacillus velezensis and its potential application in brewery wastewater treatment

Abstract This study was designed to evaluate the potential of bioflocculant producing strains isolated from wastewater sludge. According to the …

2022 Open Access

Article scientifique

Optimizing coagulation–flocculation processes with aluminium coagulation using response surface methods

Abstract A data-based multivariate method such as response surface methods and desirability function is considered advantageous for analysing coagulation treatment …

2022 Open Access

Article scientifique

Sustainable irrigation technologies: a water-energy-food (WEF) nexus perspective towards achieving more crop per drop per joule per hectare

Abstract Sustainable agricultural intensification requires irrigation methods and strategies to minimize yield penalties while optimizing water, land and energy use …

2022 Open Access

Article scientifique

Climate Change and Gender in Africa: A Review of Impact and Gender-Responsive Solutions

Climate change affects livelihoods and wellbeing. Women and men may experience the impacts of climate change differently. But climate change …

2022 Open Access

Article scientifique

Sulfonated graphene oxide impregnated cellulose acetate floated beads for adsorption of methylene blue dye: optimization using response surface methodology

Abstract New multi-featured adsorbent beads were fabricated through impregnation of sulfonated graphene (SGO) oxide into cellulose acetate (CA) beads for …

2022 Open Access