[PDF][PDF] Untreated wastewater reasons and causes: A review of most affected areas and cities

A Tariq, A Mushtaq - Int. J. Chem. Biochem. Sci, 2023‏ - iscientific.org
Wastewater is one of the serious environmental concerns because water quality criterion of
surface water and groundwater set by WHO are frequently violated. Approximately, 380 …

Environmental pollution in Africa

AO Fayiga, MO Ipinmoroti, T Chirenje - Environment, development and …, 2018‏ - Springer
Africa is blessed with natural and mineral resources, but exploitation of these resources has
led to extreme pollution of the environment. Population growth and urbanization due to …

Impacts of addition of natural zeolite or a nitrification inhibitor on antibiotic resistance genes during sludge composting

J Zhang, M Chen, Q Sui, J Tong, C Jiang, X Lu… - Water research, 2016‏ - Elsevier
Composting is commonly used for the treatment and resource utilization of sewage sludge,
and natural zeolite and nitrification inhibitors can be used for nitrogen conservation during …

Pollution and contamination assessment of heavy metals in the sediments of Jazmurian playa in southeast Iran

M Shirani, KN Afzali, S Jahan, V Strezov… - Scientific reports, 2020‏ - nature.com
Jazmurian playa was an ephemeral lake with a large catchment in southeast Iran, which
dried up over the last 10 years as a result of prolonged drought. As the lake was recipient of …

Microplastics and potentially toxic elements in coastal sediments of Iran's main oil terminal (Khark Island)

R Akhbarizadeh, F Moore, B Keshavarzi… - Environmental …, 2017‏ - Elsevier
Marine pollutants are becoming a growing concern due to their ecological consequences.
This study investigates the potential risk posed by microplastics and toxic elements in …

The world-wide waste web

JH Martínez, S Romero, JJ Ramasco… - Nature communications, 2022‏ - nature.com
Countries globally trade with tons of waste materials every year, some of which are highly
hazardous. This trade admits a network representation of the world-wide waste web, with …

Preliminary evaluation of heavy metal contamination in the Zarrin-Gol River sediments, Iran

H Malvandi - Marine pollution bulletin, 2017‏ - Elsevier
The major objectives of the study were to test the hypothesis of the Zarrin-Gol River as a
reference site for ecotoxicological studies and to assess the contamination degree of heavy …

Surface sediment properties and heavy metal pollution assessment in the Pearl River Estuary, China

G Zhao, S Ye, H Yuan, X Ding, J Wang - Environmental Science and …, 2017‏ - Springer
Grain size and concentrations of heavy metals (arsenic (As), cadmium (Cd), chromium (Cr),
copper (Cu), mercury (Hg), lead (Pb), and zinc (Zn)) of 148 surface sediments and activities …

Contamination level, chemical fraction and ecological risk of heavy metals in sediments from Daya Bay, South China Sea

JJ Liu, ZX Ni, ZH Diao, YX Hu, XR Xu - Marine pollution bulletin, 2018‏ - Elsevier
Contamination level, chemical fraction and ecological risk of heavy metals in sediments from
Daya Bay (DYB) were conducted in this study. The results revealed that the concentration of …

Environmental background values and ecological risk assessment of heavy metals in watershed sediments: A comparison of assessment methods

J Liao, X Cui, H Feng, S Yan - Water, 2021‏ - mdpi.com
The distribution and assessment of heavy metal pollution in sediments have been
extensively studied worldwide. Risk assessment methods based on total content …