The state government is seeking to coordinate an ambitious plan for the Kimberley region that would link a proposed $1 billion expansion of the Argyle diamond mine with $100 million worth of investments in the nearby Ord River irrigation area.

The state government is seeking to coordinate an ambitious plan for the Kimberley region that would link a proposed $1 billion expansion of the Argyle diamond mine with $100 million worth of investments in the nearby Ord River irrigation area.