Beijing's rainfall is the heaviest recorded in 140 years, reaching nearly 30 inches between Saturday and Wednesday. The downpours have triggered landslides and floods. Thousands have been evacuated.

Heavy seasonal rainfall has caused the worst flooding in decades across China's interior, forcing officials at the Three Gorges Dam to open all 10 spillways for the first time since it was built.

With at least 158 dead and thousands of homes collapsed after heavy rains, experts say it's time for China to rethink its water management.