1- Reviewer in Aquatic Botany; Feddes Repertorium; Environmental Monitoring and Assessment; Ecological Engineering; Water, Air, & Soil Pollution; Rendiconti Lincei - Scienze Fisiche e Naturali; Trees - Structure and Function; Ecological Indicators; Ecological Modelling; Chinese Journal of Oceanology and Limnology; International Journal of Phytoremediation; Environmental Science and Pollution Research; Journal of Soils and Sediments; Regional Studies in Marine Science; Ecotoxicology and Environmental Safety; Science of the Total Environment; Ecoscience; Oceanologia; Plant Biology; Biomedical and Environmental Sciences; Journal of Natural History; Journal of Food Composition and Analysis; Plant and Soil; Saudi Journal of Biological Sciences; Scientific Reports; Integrated Environmental Assessment and Management; Aquatic Ecology; Journal of Freshwater Ecology; Bulletin of Environmental Contamination and Toxicology; Resources, Conservation & Recycling; Journal of Soil Science and Plant Nutrition; Carbon Management; Frontiers of Environmental Science and Engineering; Journal of King Saud University - Science; Chemosphere.

2- Egyptian Botanical Society (EBS): 1997 – till now.