OOIR: Observatory of International Research

Papers

(The H4-Index of Reviews in Environmental Science and Bio-Technology is 31. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
A critical review on EDTA washing in soil remediation for potentially toxic elements (PTEs) pollutants	157
Microbial remediation of insensitive munitions compounds and their transformation products: from biodegradation mechanisms to engineered strategies	153
Unlocking the potential of second cheese whey: a comprehensive review on valorisation strategies	132
Insights into the defensive mechanism of bioleaching microorganisms under extreme environmental copper stress	103
The amorphous mackinawite produced during the blackening of hypoxic waters: determination methods, generation process, and existing patterns	87
Potential utilization of fungi in biomining as biological engines for the alteration of sulfide and carbon matrices	73
Grape pomace, an undervalued by-product: industrial reutilization within a circular economy vision	61
Correction to: Overview on cyanobacterial exopolysaccharides and biofilms: role in bioremediation	44
Phytoremediation for the indoor environment: a state-of-the-art review	44
The A-stage process to promote bioflocculation and microbial storage for carbon redirection: current perspectives and future research directions	43
Recycling of platinum group metals from exhausted petroleum and automobile catalysts using bioleaching approach: a critical review on potential, challenges, and outlook	43
Constructed wetlands applied on domestic wastewater for decetralized systems: concepts, processes, modalities, combinations and enhancements; a review	42
Degradability of bioplastics in anaerobic digestion systems and their effects on biogas production: a review	41
Boron removal and recovery from water and wastewater	41
Overview on cyanobacterial exopolysaccharides and biofilms: role in bioremediation	39
Biotechnological advances in Bacillus thuringiensis and its toxins: Recent updates	38
Nanomaterial-enhanced membranes for advanced water and wastewater treatment: a comprehensive review	38
Current knowledge on cyanobacterial biobutanol production: advances, challenges, and prospects	37
AnMBR technology for landfill leachate treatment: a framework towards improved performance	37
Prospect of utilizing coal mine drainage sludge as an iron source for value-creating applications	37
Neochloris oleoabundans from nature to industry: a comprehensive review	36
A review of techniques to improve performance of metal organic framework (MOF) based mixed matrix membranes for CO2/CH4 separation	36
Cassava waste as an animal feed treatment: past and future	35
Chemical composition and industrial applications of Maritime pine (Pinus pinaster Ait.) bark and other non-wood parts	35
Organic municipal waste as feedstock for biorefineries: bioconversion technologies integration and challenges	35

Effect of veterinary antibiotics on methane yield from livestock manure anaerobic digestion: an analytical review of the evidence	33
Correction: Recent advancement in enhanced soil flushing for remediation of petroleum hydrocarbon‑contaminated soil: a state‑of‑the‑art review	33
Status and needs for online control of tertiary ozone-based water treatment: use of surrogate correlation models for removal of trace organic contaminants	32
Active ingredients in waste of distillers’ grains and their resource utilization	32
Harnessing green tide Ulva biomass for carbon dioxide sequestration	32
Filamentous nitrogen-fixing cyanobacteria: contributing to filling nitrogen and water gaps in a context of climate change	31