> What if I don't agree with increasing the population? If I don't want to increase the number of people in the city I'm living in, then why on earth would I want urban consolidation?

I’m not sure what kind of answer you’re looking for with those “what if” questions. What if you preferred that the human race go extinct? I suppose the answer to all of these “what if” questions is simply that other people will disagree with you and oppose you in various ways.