Air pollution: Using public transports, Turn off the lights when not in use, Recycle and Reuse, Water pollution: Use Less Plastic, Wastewater Treatment, Global-warming: Renewable energy, Use less fuel, Deforestation: Reduce Consumption of Paper, Reforestation, Enforce Tree-cutting Ban,

Tabela rankingowa

Motyw

Opcje

Zmień szablon

Przywrócić automatycznie zapisane ćwiczenie: ?