Sunita Varjani

TL;DR: An overview about bioremediation for petroleum hydrocarbon pollutants and explanation about hydrocarbon metabolism in microorganisms are provided with a special focus on new insights obtained during past couple of years.

TL;DR: In this article, a review selectively examines and provides a critical view on bioavailability of the substrates, microorganisms in petroleum hydrocarbon pollutants degradation and the molecular techniques for their characterization, degradation mechanisms under aerobic and anaerobic conditions, commercially available bioremediation agents and factors affecting biodegradation of these pollutants.

TL;DR: An overview of oil recovery using biosurfactant from Pseudomonas aeruginosa is given and factors affecting rhamnolipid production are described, which gives an overview of surfactant production in ecofriendly and cost effective manner.

TL;DR: In this article, the most advanced and state-of-art technical and scientific developments about the treatment of dye industry wastewater, which include advanced oxidation process, membrane filtration technique, microbial technologies, bio-electrochemical degradation, photocatalytic degradation, etc.

TL;DR: There is an upsurge enthusiasm for utilizing biochar produced from waste-biomass in different fields, to address the most important ecological issues as mentioned in this paper, and a review is focused on an overview of remediating harmful contaminants using biochar.