Abstract: Ecological safety in Republic of Karakalpakstan determines the global state of unique natural complexes. To the article the results of research on differentiation of territory of Karakalpakstan are driven on the degree of contamination. Southern Aral Sea Area (Republic of Karakalpakstan) as a large region, with certain environmental conditions and unique biological resources, deserves the special attention. Importance of complex ecological analysis consists in that his results have the large applied value. In addition, an ecological situation in Republic of Karakalpakstan determines the global state of unique natural complexes. The conducted ranging on the degree of muddiness of water in the different districts of Karakalpakstan showed that high degree of contamination of water objects it is marked in Northlands of republic, and middle degree of muddiness - in the central districts of Karakalpakstan.
Keywords: Karakalpakstan, ranging, degree of contamination, water objects, atmospheric air