Meetings international officially welcomes all the participants from all over the world to attend 5th World Congress on Environmental Science  scheduled in Toronto, Canada during August 19-20, 2019.The point of Environmental  Science 2019 is to unite Scientists, Researchers, teachers, Business delegates, students and research associates to tell about their experience and knowledge and also about the research they are working on, The main theme of the conference is INTEGRATIVE APPROACH TOWARDS ENVIRONMENTAL CHALLENGES