Cilj ovog rada bio je prikazati problem onečišćenja okoliša, posebice izvora i tla. U radu se govori o vrstama onečišćenja izvora. Prikazan je problem odlaganja komunalnog i industrijskog otpada u blizini izvora te utjecaj tog otpada na podzemne vode. Opisane su i neke od osnovnih metoda za pročišćavanje voda. Također su prikazani izvori onečišćenja tla. Da bi se ukazalo na negativan utjecaj čovjeka na prirodu i okoliš sažeto su opisane samo neke od posljedica problema s kojima se susrećemo danas. Na kraju završnog rada govori se o važnosti zaštite okoliša te na koji način možemo zaštiti izvore voda i tlo kao osnove života.

The aim of this work was to show the problem of environmental pollution, especially sources and soils. The work talks about the types of pollution sources. It is shown the problem of disposal of municipal and industrial waste near sources and the impact of that waste on underground water. Some of the basic methods for water purification are also described. Sources of soil contamination are also shown. In order to point to the negative impact of man on nature and the environment,only some of the consequences of the problems we face today are concisely described. At the end of the final work it is talked about the importance of environmental protection and how we can protect water sources and the ground as the basis of life.