As climate change unfolds, cities will be on the frontier of human response. Taking the danger zone as 30 feet above sea level, Columbia University study reported in Science says that two thirds of all cities with population over 5 million are “especially vulnerable” to rising sea levels and “weather oscillations.” The Thames Barrier protecting London from flood tides was raised twenty-seven times between 1986 and 1996, and sixty-six times between 1996 and 2006. Some are forecasting that it will be overwhelmed by 2030.
Wondering what the current status of the barrier is?