Politics (from Greek: πολιτικά, translit. Politiká, meaning "affairs of the cities") is the process of making decisions that apply to members of a group.
EU-funded researchers unveiled a cost-effective solar cogeneration system that captures excess heat that solar cells dissipate and uses it to produce useful hot water.
EN 
CS
DE
ES
FR
HU
IT
PL
PT
РУ
SK
TR
УК
AR
中文
