This paper examines data on urbanization. We review the most commonly used data sources, and highlight the difficulties … inherent in defining and measuring the size of urban versus rural populations. We show that differences in the measurement of …, as well as those for projecting urbanization. We also analyze recent trends and patterns in urbanization. Finally, we …

's population is likely to level off from the middle of the 21st century, probably ending up around 10 billion, further urbanization …

Communities urbanize when the net benefits to urbanization exceed rural areas. Body mass, height, and weight are …