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

Four roles on the line in new Antarctica NZ proposal
Infrastructure

Four roles on the line in new Antarctica NZ proposal

The restructure aims to better integrate the Scott Base redevelopment project.

Oliver Lewis 23 Jun 2025
Methane open letter's mistakes
Primary Sector

Adrian Macey and Dave Frame: Methane open letter's mistakes

No 'accounting trick' in the best measure for methane's climate impact.

School lunches: Recycling claims rubbished
Editor's Picks

School lunches: Recycling claims rubbished

Millions of 'recyclable' school lunch trays could be going to landfill.

Cécile Meier 05 Jun 2025
UN warns warming could top 1.5C in next 4 years
Environment

UN warns warming could top 1.5C in next 4 years

"We have just experienced the 10 warmest years on record."

AFP 31 May 2025