Australia's efforts to tackle climate change and fix environmental issues have been branded futile when less is spent on programs to restore nature than on those supporting its destruction.

The warning comes on the back of a landmark report into climate risks facing the nation as the government promises to patch up a "broken" system.

Environment Minister Murray Watt told the Landcare Australia conference on Tuesday he was trying to emulate the organisation's success to pass environmental reforms through parliament within months.

The group had built partnerships and attracted bipartisan support to achieve change, he said.

The proposed changes stem from an almost five-year-old report that found national environmental laws were "fundamentally broken".

"Those laws are not working for the

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