Jahon miqyosida shaharsozlik va arxitekturaning shakillanish hamda rivojlanish jarayonida qishloq, shahrcha, kichik va yirik shaharlar, shuningdek, megapolislarning kengayib borish natijasida me'moriy va shaharsozlik yechimlari tobora murakkablashib, ekologik muammolarga duch kelmoqda.