The NSW government will amend state regulations with the aim of improving the quality of National Pollutant Inventory data it receives from hundreds of companies.
NSW Liberal and Labor politicians have agreed in a new committee report that pollution limits on the state's coal power plants are outdated, and they want a Greens Clean Air Bill debated.
A court has fined Nyrstar $35,000 over an acid spill at its Port Pirie smelter, while SA Health says lead levels in children living near the smelter are increasing.
Pilbara Ports Authority has failed in a bid to reinstate a condition that allowed it to exceed throughput limits specified in its environmental licence.