جزئیات کتاب
فرمت
کیندل
صفحات
91
زبان
انگلیسی
منتشر شده
May 5, 2016
ناشر
S Chand
توضیحات
Pollution looks at how air, water soil, light and noise pollution affect our lives and our environment. It explains the causes of pollution and how we can help reduce and prevent pollution.
Introduction | Air Pollution | What does air pollutio
Introduction | Air Pollution | What does air pollutio
ژانرها
کودکان