The rivers Syan and Western Buh,within the water intake basins of which the works of wastes utilization will be done, are right tributaries of the Wisla.

The Wisla is the longest river of the basin of the Baltic sea and Poland. It is formed in the result of merging of the Black and the White Wisla which begin in the Western Beskids. .It falls into the Gdansk bay. Its length is 1090 km, the area of the basin is 139.9 thousand km². The main tributaries are as follows: the Dunajec, the Syan, the Wepr, the Western Buh (right tributaries), the Nida (river), Pylytsia, the Baura (left tributaries).

The word “pesticide” itself to great extend outlines the problems related to it. The root “cide” which comes from Latin “kill” directly expresses the purpose of these substances – killing, destroying living creatures, war with nature. The root “pest” now in many world languages means “vermin”, and implies that man divides all creatures into useful for him and harmful denying the latter the right to existence.

“Pesticides” is a wide notion that includes many chemical compounds that have suppressing effect on animate nature. The most widely spread and known are insecticides which kill insects, herbicides which destroy herbs, fungicides directed against fungi and rodenticides which are fatal for rodents. But there exist means against other groups of living creatures: acaricides (acaridae), ichthyocides (fish), nematocides (coelelminth).

Every year on December 3 International day of fighting with pesticides is marked – this is the day when in 1984 there was a catastrophe on pesticides plant in Bhopal (India) as a result of which about 200 people died.

In the United State there was published a report which admitted the existence of ‘Iraqi syndrome” – various ailments from which suffered veterans of the first war in Iraq.

Among about 700 thousand of American participants of the 1991 war in Iraq, every fourth suffered from disorders of immune system, problems with memory, chronic fatigue and many other symptoms.