Towns also suffer
ed from traffic jams due to the excessive use of cars.
.... maintain one tense
Due to the high increase in the demand of the petrol the pollution and traffic problems may doesn't effect to it
... this is a confusing sentence. Your idea does not flow well here... I think you should re-phrase this line again
Although,there are some of the advantages for opting with theincline in petrol prices,I prefer decline in the fuel like petrol prices due to many reasons.
... this line too is very confusing. You have used the words "incline" & "decline" inappropriately.
Try and write simple sentences.... What is more important is clarity than heavy use of vocabulary. If you are not sure of the real meaning and usage of key words, avoid using them.
traffic may never
dependsdepend on the increase or decrease in the petrol costs
traffic depends/ traffic may depend
The traffic problems may ensure especially in the main metropolitan cities like Hyderabad,new Delhi etc
... what do they ensure? or is it some other word you wanted to use?