Super Storm Sandy

Designing Resilient Cities That Don’t Flood

A study released by the Carbon Disclosure Project this month finds that 103 cities around the world have a serious risk of flooding. Most of the problem can be traced directly to the increased use of concrete and asphalt since the beginning of the automotive age. Land that used to absorb water is now covered with impervious coatings which cause rain and flood waters to accumulate rather than percolating into the soil below.