there many kinds of pollution .they

there many kinds of pollution .they can be grouped into several major classification , of which we mention here: water pollution, air pollution, noise pollution and radiation pollution . air pollution is caused by car engines and by big factories with large chimneys through which dirty air escapes

Hasil (Bahasa Indonesia) 2:

ada banyak jenis polusi .they dapat dikelompokkan menjadi beberapa klasifikasi utama, yang kita sebutkan di sini: pencemaran air, pencemaran udara, polusi suara dan polusi radiasi. polusi udara disebabkan oleh mesin mobil dan pabrik-pabrik besar dengan cerobong asap besar di mana lolos udara kotor