This reference data book is devoted to the 10-years memory of the Chernobyl catastrophe. The most important aspects of its conseguences in Belarus are regarded in it. Here, the impacts of socio-economic character, ecological, demographic & medical-phycological aspects of the catastrophe, legislative issues, historical, cultural & spiritual legacy reservation problems in nowerday’s districts, state, scientific research institutions, non-government organisations activities & international cooperation on catastrophe consenquences overcoming are under consideration. The book is much illustrated.