Basic information on the Pollutant Release and Transfer Register (PRTR
) are given. The present state of the world's implementation of this s
ystem is briefly discussed and the principles and the most important P
RTR characteristics in the data acquisition, processing, and retrieval
are explained in detail. The examples of concepts of the registers al
ready existing abroad are given. In the analysis of PRTR importance an
d aims, attention is paid wide group Of people ranging from the state
administration to broad public.