Аннотация:The Olympiad of school students «Lomonosov» on Ecology is being held at Moscow Lomonosov State University since 2011. In 2015/2016 1409 students of 5-11 grades from 77 regions of the Russian Federation and the schools of Kazakhstan, Belarus, Ukraine and the United States have participated in this competition. Olympiad assignments are aimed at the comprehension by the students of global and local environmental problems and ways of their solutions, development interdisciplinary connections, the formation of ecological culture and ecological worldview.