9th International conference on advances in energy systems and environmental engineering (ASEE19),Wroclaw, Poland

11th 3rd International Conference & Expo on Green Chemistry and Engineering ,Las Vegas, United States

16th 2019 4th International Conference on Water Pollution and Treatment (ICWPT 2019),Rome, Italy

11th International Conference on Science, Social Sciences and Management,Madrid, Spain

11th Biodiversity and Environment 2019,Dubai, United Arab Emirates

18th 20th world Conference on Environmental Toxicology and Pharmacology,Tokyo Prefecture, Japan

8th International conference on Agri Food Security & Nutrition 2019,Barcelona, Spain

10th Euro-Mediterranean Conference for Environmental Integration (),Port El Kantaoui, Tunisia

14th 15th International Conference and Expo on Separation Techniques,Kavaratti, Smaller Territories of the UK

21st Climate Change Conferences,Las Vegas, United States

25th 3rd world congress environment toxicology and health safety,Valencia, Spain

11th Green Urbanism (GU) – 3rd Edition,Rome, Italy

13th 15th International Conference on Monitoring, Modelling and Management of Water Pollution 2020,Valencia, Spain

7th 10th International Conference on Waste Management and the Environment 2020,Madrid, Spain