A worm farm that's been the subject of more than 130 odour complaints has been given the green light to expand its Kawerau ...

Meanwhile any wood chips produced when the Allreds retire a cherry or apple orchard is either turned into cattle bedding, used for the worm farm or processed into biochar, a carbon-rich byproduct.

Bosses said a system had been designed to allow worm farms to be set up anywhere in the world, with wood and water being the only ingredients needed. Dr Reuben Shipway, lecturer in marine biology ...