This is a radically new type of urban growth, 这完全是新型的城市增长模式
More than half of us now live in an urban environment. 如今半数以上的人口生活在城市中
brought about by the urban environment. 环境变化的物种之一
Pigeons are by far the most successful urban bird. 鸽子是目前最成功的城市鸟类
through the urban jungle, just as human commuters do. 走同样的路线 穿越城市丛林
Urban raccoons are now demonstrably better 城市浣熊与乡村浣熊相比
Her baby's first glimpse of the urban world, 浣熊宝宝第一次看到城市世界
Four billion human beings now live in the urban environment. 四十亿人口现在居住在城市环境中
And in this decade,the urban environment 今后十年 城市面积预计将