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How much cooling effect does a tree have?
A tree can lower the temperature of its surroundings through shading and evaporation. In fact, its natural, energy-efficient cooling effect can be as powerful as several air conditioning units.
9.-12. klase
Autors: Dr. Stonawski Tamás
Korektors: Trauer János
Grafiskais dizaineris: Fasola Martin
Programmētājs: Gálea Patrik, Szathmáry Tibor
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