Natural sciences Overview Articles About the topic: This section focuses on diverse disciplines related to Mathematics, Computer and Information Sciences, Physical Sciences, Chemical Sciences, Biological Sciences, and Environmental Sciences. Keywords: Mathematics, Computer Sciences, Physics, Chemistry, Biology, Environmental Sciences Seasonal Variation in Drinking Water Disinfection By-products in Gharbia Governorate, Egypt Authors: Rafat Moustafa, Ali M. Hassan, Hamdi A. Hammad and Ali M. Abdullah GMPC TOP 2021. vol. 2, Iss. 1, pp:11-14 Doi:https://doi.org/10.51585/gtop.2021.2.0008 views: 2015 Towards a novel bioreactor technology for treating fungicide-rich wastewaters from the fruit packaging industry Authors: Paraschos Melidis, Dimitrios G. Karpouzas and Spyridon Ntougias GMPC TOP 2021. vol. 1, Iss. 1, pp:3-5 Doi:https://doi.org/10.51585/gtop.2021.0002 views: 3167 Topic Editor/s: