The article provides an overview of lectures held in the framework of the International Conference on Environmental Law at St. Petersburg State University. The lectures covered such issues as international, European and German approaches to the problem of sustainable waste management, legal basis for the erection of Offshore Wind Farms in the German Exclusive Economic Zone and marine spatial planning in Germany, the German land planning law, including planning of land and marine areas. The article also gives the overview of some aspects concerning Brexit, including the manner in which United Kingdom is leaving the European Union, and an analysis of this historical step on the part of the UK.