In cities where a lot of houses consequently, lots of a horrible traffic congestions, no places where people can walk , everywhere queues, very contaminated environment and polluted air, as well.
I don't think the number of houses is the reason for these kinds of issues. It is the overpopulation that causes congestion and environmental problems. Also, this sentence has lots of grammatical mistakes.
Moreover, such conditions affects to citizen's health and on their behavior. They become more nervous, stressful and bad-tempered. Eventually, in such situations no one country will not develop in a positive way.
These sentences seem to be out of topic. This is about how social and environmental issues have adverse consequences on people, rather than how building more houses affects people's lives.
no one country will not
Although,
However,
any discomfort or pressure from urban lifestyle
You should give examples to clarify the discomfort and pressure they have to face.