Read the following passage and answer the item that follows. Your answer to this item should be based on the passage only.

One of the ironies around urban green spaces is that they double as natural flood buffers, yet city planning treats them mainly as parks. City infrastructure is designed to move stormwater away as fast as possible, rarely recognising the sponge-like function these spaces already perform. Efforts to build more drains are thus efforts at moving water faster, rather than restoring the land's own capacity to absorb it.

Which one of the following is the most logical and rational inference that can be made from the passage given above?