▪ The number of people living in cities worldwide is projected to grow at an average of 1.8 percent annually; at this rate, urban populations will double in 38 years.
▪ Eeldatavasti kasvab maailma linnades elavate inimeste arv keskmiselt 1,8 protsenti aastas; sellise tempo korral kahekordistub linnarahvastik 38 aastaga.