Police have launched an international search to find the husband of a woman burned to death by the side of a Waikato road last week, after he flew to Fiji with their four-year-old son the day after her body was found.

The husband of a woman found burned to death next to a Huntly road last week fled overseas with the couple's four-year-old son the day after her body was found, say police.

Police have identified the woman found burned to death next to a Huntly road and say her husband - who left NZ with their son on Friday - is a person of 'considerable interest' to their investigation.

A woman whose body was found burning by a remote Waikato road was alive when she was set on fire.

Police believe they have identified a woman found on fire on Thursday evening, and that an accelerant was used to start the blaze.

Police are tonight still trying to identify a woman whose burning body was on the side of the road in Waikato overnight.

Police are appealing for help identifying the body of a young woman found on fire near Huntly last night.

Dairy giant Fonterra has been given permission to sue the owners of the Tamahere coolstore that exploded in 2008 for $25m worth of cheese that it lost in the blaze. The blast killed one firefighter and injured seven others.

Fire crews are battling a scrub fire at Rotorua Golf Club, and a helicopter has been brought in to douse the flames.

Terry Jenner feared the worst upon hearing of a suspicious fire in Papakura yesterday.

Fire safety officers are disturbed by what appears to be a growing trend in toddlers starting fires by playing with matches and lighters.