CALGARY, AB, Sept. 24, 2025 /CNW/ - Northstar Clean Technologies Inc. (TSXV: ROOF) (OTCQB: ROOOF) ("Northstar" or the "Company") is pleased to announce it successfully separated and recovered ...

Septic tanks are the second largest source of groundwater nitrate contamination. In this study, the feasibility of coupling a conventional lateral field with a sulfur-limestone (S/L) layer to treat ...

The treatment of acid effluent from mining processes is an ongoing challenge in the mining industry. Neutralisation of acid water is essential for maintaining watercourses in good condition, should ...

Mumbai: Gujarat and Rajasthan will auction a total of eight limestone mines through the e-auction route, according to notifications for the sale of tender documents put out by the state governments.