Modified biochar: synthesis and mechanism for removal of environmental heavy metals

Z Liu, Z Xu, L Xu, F Buyong, TC Chay, Z Li, Y Cai, B Hu… - Carbon Research, 2022 - Springer
With social progress and industrial development, heavy metal pollution in water and soils
environment is becoming more serious. Although biochar is a low-cost and environmentally …

Recent advances in biochar technology for textile dyes wastewater remediation: A review

S Sutar, P Patil, J Jadhav - Environmental Research, 2022 - Elsevier
With the continuous rise of industrialization and agriculture, the concentration of organic
contaminants such as dyes in the ecosystem has increased in subsequent years, causing …

Comparative study for sorption of arsenic on peanut shell biochar and modified peanut shell biochar

R Kushwaha, RS Singh, D Mohan - Bioresource Technology, 2023 - Elsevier
In this study, arsenite [As (III)] and arsenate [As (V)] removal efficiency of peanut shell
biochar (PSB) and modified peanut shell biochar (MPSB) was compared in aqueous …

Use of biochar as a low-cost adsorbent for removal of heavy metals from water and wastewater: A review

BK Biswal, R Balasubramanian - Journal of Environmental Chemical …, 2023 - Elsevier
In recent years, the removal of heavy metals from water and wastewater systems remains a
challenging issue globally. Adsorption technology is widely used for the removal of heavy …

Adsorption performance and mechanism of cationic and anionic dyes by KOH activated biochar derived from medical waste pyrolysis

F Ullah, G Ji, M Irfan, Y Gao, F Shafiq, Y Sun… - Environmental …, 2022 - Elsevier
The massive generation of medical waste (MW) results in a series of environmental, social,
and ecological problems. Pyrolysis is one such approach that has attracted more attention …

Arsenic removal from water and soils using pristine and modified biochars

W Zhang, Y Cho, M Vithanage, SM Shaheen… - Biochar, 2022 - Springer
Arsenic (As) is recognized as a persistent and toxic contaminant in the environment that is
harmful to humans. Biochar, a porous carbonaceous material with tunable functionality, has …

Application of biochar-based materials for remediation of arsenic contaminated soil and water: Preparation, modification, and mechanisms

Y Sun, T Wang, L Bai, C Han, X Sun - Journal of Environmental Chemical …, 2022 - Elsevier
Effective purification of arsenic (As)-contaminated soil and water remains an urgent task for
mankind. Biochar was applied to remove As due to its low price, easy preparation, and high …

Conversion of solid wastes and natural biomass for deciphering the valorization of biochar in pollution abatement: A review on the thermo-chemical processes

R Chormare, PG Moradeeya, TP Sahoo… - Chemosphere, 2023 - Elsevier
This overview addresses the formation of solid trash and the various forms of waste from a
variety of industries, which environmentalists have embraced. The paper investigates the …

Iron oxide doped rice biochar reduces soil-plant arsenic stress, improves nutrient values: an amendment towards sustainable development goals

A Majumdar, MK Upadhyay, B Giri, J Karwadiya… - Chemosphere, 2023 - Elsevier
Arsenic (As) contamination in paddy soils and its further translocation to the rice is a serious
global issue. Arsenic loading to the rice depends on soil physico-chemical parameters and …

Nitrate contamination in water resources, human health risks and its remediation through adsorption: a focused review

N Patel, AL Srivastav, A Patel, A Singh… - … Science and Pollution …, 2022 - Springer
The level of nitrate in water has been increasing considerably all around the world due to
vast application of inorganic nitrogen fertiliser and animal manure. Because of nitrate's high …