95%. Cities in developing countries will absorb 95% of urban growth in the next two decades and total urban population is expected to grow to 5 billion by 2030. These are the regions experiencing the most rapid growth in urban populations and with the least capacity to accommodate this growth.
If you compare some of the photographs which can be found on NASA’s website, you can really see how human beings have changed the appearance of our world over the years. The time difference between these images ranges from five to 100 years. Incredible stuff. Pedersen Glacier, Alaska. Summer, 1917 — summer, 2005