Summary: In the article represented mandatory elements criminalistics description of murders on an order and the analysis of them is carried out separate constituents.

Keywords: criminalistics description, criminalistics description of murders on an order, constituents of criminalistics description of murders on an order.

Summary: The article analyzes the causes of forest fires, defined the terms of the problematic issues in terms of research and formed own conclusions aimed at solving problems related to safe human activity, society and the state in general.

Key words: the causes of forest fires, hazard as a result of forest fires, consequences of forest fires near Chernobyl, territory affected by radiation.

Summary: The work analyzes the national foundations of legal regulation of environmental safety, the relevant principles and priorities in the investigated area, recorded in the system of regulations; investigated the concept of «ecological security» as scientific, legal and intersectoral viewpoint; proposed own definition of the investigated categories.

Keywords: ecological safety, providing ecological safety, regulation of environmental safety, the environment.