Water is an exceptionally essential source for the presence of life on the earth. The water
quality has seriously affected because of the overgrowth of the population, human activities …

The increasing anthropogenic pressure results in environmental pollution and thus
adversely affects the integrity of ecosystems. Consequently, various methods of removing …

Heavy metal pollution such as water contamination by Pb, Hg, Cu, Cd and Cr ions is
induced by rapid urbanization and industrialization and is a major threat to human health …

Adsorption has been proved to be the best process of water treatment because of its
significant advantages. Clays and their minerals are abundant and cheap material …

The exponential increment in world population, recent industrialization, civilization,
agricultural and household activities leads to greater levels of water pollution in terms of …

It is necessary to establish the rate law of adsorbate–adsorbent interactions to understand
the mechanism by which the solute accumulates on the surface of a solid and gets adsorbed …

Distinctive adsorption equilibria and kinetic models are of extensive use in explaining the
biosorption of heavy metals, denoting the need to highlight and summarize their essential …

The presence of heavy metals in the environment is an issue of great concern because of
their growing discharge, toxicity, and other adverse effects on the receiving water …

In most developing countries, groundwater pollution is an imminent danger as a result of
increased anthropogenic activities, in addition to potential pollution. The removal of heavy …

A bentonite from the Northeast Brazilian region was modified with lanthanum (NT-25La)
using an ion exchange process. Lanthanum incorporation in the natural clay, as well as the …