The problem is just that more people now live and work on flood plains.
Towns and cities have long been established on flood plains, despite the risk of periodic flooding.
Because it is surrounded by flood plains, there is nowhere else for it expand, except into the sky.
Farmers in many flood plains plant crops that grow underwater, such as deep water aman rice or jute.
He said the government needed to consider the fact that some of the houses are planned for flood plains.
Many were built on flood plains, meaning residents are stuck in a mosquito-infested open sewer after every heavy rain.
It will help investors to pinpoint likely mineral deposits, and officials to map flood plains suitable for rice cultivation.
Labour MP Alan Simpson wants developers to pay for insurance for up to 20 years after they build on flood plains.
BBC: NEWS | Programmes | Moneybox | Call for flood insurance change
Welsh Conservatives said "after a torrid year of bad weather" planning systems should be more robust to ensure flood plains are better protected.
There are river channels and flood plains galore on the planet's surface, and even a hemisphere-wide depression that many interpret as an ocean bed.
Sooma is full of bog fields, flood plains and picturesque forests.
The agency will locate mobile homes in flood plains now, she says, if they're placed on a fixed foundation that complies with federal flood plain regulations.
This can include clearing drains, improving storm barriers and coastal defences, or putting in place planning regulations to discourage development in high-risk areas such as flood plains.
That is, as an over-populated island we allow far too much housing to be built in flood plains and provide inadequate protection for those in flood endangered areas.
Lindsay Frost, of Lewes District Council in East Sussex, points out that banning development on flood plains could lead to the decline of settlements already situated on them.
Yet while flood events may not be increasing in frequency or intensity, devastating consequences will predictably become worse so long as urban development continues to expand into flood plains.
So the needs of the economy and social provision have to be balanced against the danger of creating new problems for the future by allowing further development on flood plains.
Concreting over flood plains does not help.
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In the aftermath of 2010 floods, UNESCO has initiated a major project "Strategic Strengthening of Flood Warning and Management Capacity of Pakistan" for upgrading the flood forecasting and early warning system, and for the risk mapping of flood plains along the Indus River, in cooperation with the government of Japan.
Some property owners without flood insurance (which mortgage lenders require of most people living in flood-plains) will get relief from a federal disaster-loan programme.
But planning policy will always involve the balancing of economic and environmental considerations, and ministers are right to say that building on flood-plains cannot be avoided altogether.
During the monsoon, when the plains around the river and its tributaries flood, the habitat for fish suddenly increases by as much as ten times.
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