포장면적 확대가 불러온 대홍수 참사 사례, 허리케인 하비(Harvey)와 휴스턴
전략... Houston’s population climbed to 2.2 million in 2015, a 25 percent increase from 1995. Harris County had an even bigger bump over that time, 42 percent, and now has 4.4 million residents. As the population grew, the city expanded, covering fallow land that had served as a natural sponge. Between 1992 and 2010, 30 percent of the surrounding county’s coastal prairie wetlands were paved over, ..