Rivers and water catchments across the state’s east coast have not had enough time to dry out since the recent flood emergency, says the weather bureau’s senior meteorologist.

Destruction of more than 200,000 hectares of threatened species habitat has been approved by the federal government in the past decade, a report shows.

Antonio Guterres says the “naive optimism” of the Glasgow talks is colliding with a failure to deal with climate, as scientists grapple with global heat waves.

The fresh concerns come as nine Lismore residents have dumped flood-affected household items outside Kirribilli House and called on Prime Minister Scott Morrison to act on climate change.

One of Australia’s largest private irrigators is being investigated over the conversion of part of a wetland swamp into a dam that has diverted water from a major creek system to supply nearby farms.