The 6th International Conference on Environmental Pollution, Treatment and Protection (ICEPTP 2021) aims to become the leading annual conference in fields related to environmental pollution, treatment and protection. The goal of ICEPTP 2021 is to gather scholars from all over the world to present advances in the relevant fields and to foster an environment conducive to exchanging ideas and information. This conference will also provide an ideal environment to develop new collaborations and meet experts on the fundamentals, applications, and products of the mentioned fields. ICEPTP 2021 is an acronym for International Conference on Environmental Pollution, Treatment, and Protection. Topics for ICEPTP’2021 include, but are not limited, to the following: Air Pollution and Treatment Biotechnology and Environment Desalination Environmental Risk Management and other related topics Environmental Protection Environmental Sustainability and Development Fossil Fuels and Renewable Energy Global warming and Climate Change Groundwater Issues Health and Environment Industrial Waste Issues and Management Oil Spills Soil Pollution and Treatment Waste Management Wastewater Pollution and Treatment Water Pollution and Treatment