An oil rig leaking an estimated 400 barrels a day into the sea has raised questions about oil and gas production. Jeanavive Mcgregor reports.

An international body for the protection of wetlands is investigating acute toxic pollution and a PNG government approved mining project at Lake Kutubu, according to an investigation by Calliste Weitenberg.

The case against oil giant Chevron may finally be coming to an end after at least 16 years in the court system, writes Sophie Palmer.

The U.S Environmental Protection Agency will re-evaluate the effects of potentially toxic herbicide, atrazine. Lauren Said-Moorhouse reports.

The NSW government is exposing children to significant health risks by sanctioning an incomplete clean up of industrial contamination on the Parramatta River, according to scientific experts and residents. Elizabeth Pearson investigates.

Plastic is now produced in such vast quantities that it is clogging the world’s oceans. A stretch of water between Japan and California is where much of the world’s unwanted plastic ends up. The heir to a European banking empire, David de Rothschild, plans to sail through the so-called Eastern Garbage Patch later this year to draw attention to this critical mass of ocean waste. Alex McDonald reports.

Our Great Barrier Reef faces more threats than just climate change. Freshwater flood plumes packed with herbicide run-off have wiped out large areas of coral and experts say it it is set to do more damage. Rebecca Isaacs reports.