More than a decade after regulators promised to improve reporting standards for this waste, an Inside Climate News investigation found huge discrepancies in state records.

A new government study provides a unique, national survey of off site commercial disposal practices, methods, and costs in the major oil and gas producing states of the US. In September 2006, Argonne ...

Images of damaged coastlines, oily sheens, containment booms and endangered wildlife are part of every offshore oil spill. And while a response team arrives and the clean up gets underway, researchers ...

Mahoney Environmental, a recycler of used cooking oil headquartered in Joliet, Illinois, announced that it has purchased Waste Oil Recyclers Inc. (WOR), a used oil recycling company based in Modena, ...