OOIR: Observatory of International Research

Papers

(The H4-Index of Reviews in Environmental Science and Bio-Technology is 30. 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 2021-05-01 to 2025-05-01.)

Article	Citations
Grape pomace, an undervalued by-product: industrial reutilization within a circular economy vision	160
Phytoremediation for the indoor environment: a state-of-the-art review	160
Biodegradation of per- and polyfluoroalkyl substances: microbes, enzymes and their interactions	94
AnMBR technology for landfill leachate treatment: a framework towards improved performance	73
Prospect of utilizing coal mine drainage sludge as an iron source for value-creating applications	64
Retention of soil organic matter by occlusion within soil minerals	49
Prospective bioconversion of CO2 and CO into fine chemicals via halophilic purple phototrophic bacteria	48
A review of data-driven modelling in drinking water treatment	48
A critical review of experimental and CFD techniques to characterize the mixing performance of anaerobic digesters for biogas production	46
A review of the factors affecting the performance of anaerobic membrane bioreactor and strategies to control membrane fouling	44
Chemical oxidation as an alternative for municipal wastewater secondary treatment: a review	44
Hybrid ion exchange and biological processes for water and wastewater treatment: a comprehensive review of process applications and mathematical modeling	42
The role of the sewer system in estimating urban emissions of chemicals of emerging concern	41
Biological perspectives in geotechnics: theoretical developments	40
A review of anaerobic digestion of slaughterhouse waste: effect of selected operational and environmental parameters on anaerobic biodegradability	40
The uptake and in-vivo migration of Hg by plants: a critical review	39
Conversion of waste into organo-mineral fertilizers: current technological trends and prospects	38
Recent trends in Ni(II) sorption from aqueous solutions using natural materials	38
Supercritical water technology: an emerging treatment process for contaminated wastewaters and sludge	37
Biogeochemical cycle and isotope fractionation of copper in plant–soil systems: a review	37
Biogenesis of thiosulfate in microorganisms and its applications for sustainable metal extraction	37
Nanocellulose from agro-waste: a comprehensive review of extraction methods and applications	36
Dissimilatory nitrate reduction to ammonium has a competitive advantage over denitrification under nitrate-limited conditions	36
Treatment of olive mill wastewater by adsorption of phenolic compounds	36
Biotechnological advances in Bacillus thuringiensis and its toxins: Recent updates	35

Biochar: a potential and green adsorbent for antibiotics removal from aqueous solution	35
Filamentous nitrogen-fixing cyanobacteria: contributing to filling nitrogen and water gaps in a context of climate change	34
Chemical composition and industrial applications of Maritime pine (Pinus pinaster Ait.) bark and other non-wood parts	32
Manganese bioleaching: an emerging approach for manganese recovery from spent batteries	32
Current progress on the biodegradation of synthetic plastics: from fundamentals to biotechnological applications	30
Elucidating electron transfer pathways in N2OR catalysis for mitigation of N2O emissions: a comprehensive review	30