Jawapan

2016-09-04T21:38:31+08:00
Open burning
pelepasan asap kenderaan yang tidak terkawal
penguatkuasaan undang2 yang tidak berkesan
yg tu causes
kuatkuasakan undang2
sorry
its okayy
thx btw
2016-09-05T14:52:58+08:00
Avoid doing open burning
Use hybrid cars
Use public transportation
Car pooling
Strict in laws n regulations
Use petroleum without lead
Fix air filter on the chimney of factories