Geography
The Physical Geography of Seasonal Flooding in Monsoon Deltas
Quick fact
During peak monsoon, the Ganges-Brahmaputra Delta can have more than one-third of its land under water at once, and parts of it flood so regularly that farmers have bred floating rice.
Why this is interesting
You've seen dramatic images of monsoon floods in the Ganges or Mekong deltas—waters swallowing villages year after year. But why do these mega-floods happen with such predictable timing, and what makes river deltas so especially vulnerable?