Rio Tinto counts Tiwai smelter clean-up costs

Rio Tinto counts Tiwai smelter clean-up costs
A new report shows soil contamination at Tiwai Point aluminium smelter. (Image: Supplied)
Ian Llewellyn
The Tiwai Point aluminium smelter’s operator has released detailed reports showing the extent of the 50 year-old site's contamination, but is optimistic it can still be cleaned up within the current budget of about $350 million.The smelter’s majority owner, Rio Tinto, released studies showing widespread contamination in line with what would be expected from half a century of heavy industrial use.This includes soil contamination beyond many health limits. Some soil will need to be treated before it can be legally dumped in a land...

More Environment

Dragonfly’s Nasa partnership benefits NZ
Environment

Dragonfly’s Nasa partnership benefits NZ

The NZ company is using its data skills to map tree growth in forests.

Greg Hurrell 19 Nov 2024
Tetris man turns his sights to saving the real world
Environment

Tetris man turns his sights to saving the real world

Henk B Rogers' Soviet adventures are the subject of a recent biopic.

Greg Hurrell 23 Oct 2024
NZ's vehicle pollution decreasing, still major health hazard
Cars

NZ's vehicle pollution decreasing, still major health hazard

The annual cost to NZ of air pollution is estimated at $15.3 billion.

Greg Hurrell 09 Oct 2024
Govt fires first salvo in 'growth now' narrative
Economy

Govt fires first salvo in 'growth now' narrative

Fast-track announcements folllow Christopher Luxon's promised infrastructure focus.

Pattrick Smellie 06 Oct 2024