55 percent
Today, around 55 percent of the world's population is thought to be living in an urban area or city, with that figure set to rise to 68 percent over the coming decades, according to the “Population Division” report from the UN's Department of Economic and Social Affairs.
Answer:
Trees can ¨fall up¨ because they use a hydraulic chainsaw to cut the trees underwater witch causes them to ¨fall up¨ or float to the surface.
Explanation:
