Heavy metal ion, pesticide and dye wastewaters cause severe ecological contamination
with conventional treatment methods proving inadequate, unsuccessful or expensive to …

Residues and by-products of the olive-oil production chain have been widely studied as
biosorbents for the removal of various pollutants from environmental media due to their …

Natural water resources are polluted due to human activities like discharge from municipal
and industrial wastewater. In general industrial wastewater contains toxic chemicals like …

Biosorption of Cr (VI) on sulfuric and phosphoric acid–treated Datura stramonium fruit was
investigated in batch mode. The various parameters that influence the biosorption process …

Chromium (Cr) in water bodies is considered as a major environmental issue around the
world. In the present study, aqueous Cr (VI) adsorption onto rice husk was studied as a …

Efficient removal of hexavalent chromium Cr (VI) is a stringent issue which requires efficient
and, preferable, reusable sorbents. In this context, novel composite sorbents were designed …

Coagulation–flocculation processes play an important role in the treatment of water using
inorganic and synthetic materials. Presently, cactus Opuntia ficus indica is explored as a …

The use of sustainable, green and biodegradable natural wastes for Cr (VI) detoxification
from the contaminated wastewater is considered as a challenging issue. The present …

Search for eco-friendly adsorbents for sustainable dye treatment is on the rise. The present
study demonstrated the enhanced removal of malachite green (MG) with alkali-modified …

Sorption recovery of toxic ions–chromium (VI) and manganese (II)–from aqueous solutions
with different acidity (0.001–0.5 M HCl) was investigated on cation and anion exchangers …