David bougomil global cities quizes8/24/2023 It is in cities, therefore, where humanity will be most acutely under pressure to address climate change, and deal with the key sociological and ecological challenges of our era. At the same time, Earth’s population is projected to grow to somewhere around 9.8 billion people, leading to a total of 6.6 billion urban citizens by 2050. Our urban centers will face mounting pressures as a result. Although they take up only about 3 percent of the planet’s usable land, our global cities house some 55 percent of the world’s people-and by mid-century, this number is expected rise to 68 percent.
0 Comments
Leave a Reply.AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |