Language is a system that consists of the development, acquisition, maintenance and use of complex systems of communication, particularly the human ability to do so; and a language is any specific example of such a system.
Supplies of fresh clean drinking water and safe water sanitation are at risk from a number of different factors. An EU initiative transformed urban water services and their management, enabling utilities to design and introduce innovative and sustainable solutions.
EN 
CS
DE
ES
FR
HU
IT
PL
PT
РУ
SK
TR
УК
AR
中文
