The Australian Greens say they will oppose any moves to compensate mining giants under a carbon price, amid calls from Rio Tinto that business will struggle to adapt, and from Woodside Petroleum, which says its exports should be exempt from the tax.

The Australian Greens say they will oppose any moves to compensate mining giants under a carbon price, amid calls from Rio Tinto that business will struggle to adapt, and from Woodside Petroleum, which says its exports should be exempt from the tax.