Что нужно сделать чтоб защитить планетку . Сочинение на уровень 7

Nowadays our planet needs a special care. Its air is polluted with car emission and greenhouse gasses. Its water and soil are contaminated with the hazardous substances that come from industries and garbage dumps. Forests are cut to make wood materials. Eternal parts of the Earth are devastated to extract coal, gas and oil.  

It is necessary to install better purifying equipment on the plants to protect the air and rivers. Cars must be driven only by the electric engines. Production of energy from coal, gas and oil must be stopped. People must use only the sun, wind and water energy. More forests must be planted.