According to the World Health Organization, 70 percent of the global population is expected to live in cities by 2050. With that comes enormous pressure on infrastructure, resources and the ability of each city to create a safe, functional and aesthetically-pleasing environment. Cities now consume nearly three quarters of the world’s energy and emit the lion’s share of greenhouse gases.
I ? Word Understanding
Infrastructure ? the basic equipments and structures (roads, bridges, water supply, electrical grids)
Aesthetically-pleasing environment ? keeping the environment beautiful
Lion’s share ? the largest or most share
II ? Have Your Say
1.Let’s talk about your city.
2.How can we build smarter, more liveable cities? Here are some suggestions gathered by CNN:
?Sustainable public transportation, bike lanes and more public greenspaces.
?Numerous cities have installed beehives on urban rooftops as well as creating more foraging areas.
?Urban farming
