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Environment + Energy – Articles, Analysis, Comment

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This Warty Pig is part of a panel dated to more than 45,500 years in age. Basran Burhan/Griffith University

How climate change is erasing the world’s oldest rock art

The ancient cave paintings have only begun to tell us about the lives of the earliest people who lived in Australasia. The art is disappearing just as we are beginning to understand its significance.
Caley’s grevillea (Grevillea caleyi) occurs in Sydney. It needs fire to germinate but burns are hard to carry out near urban areas. Tony Auld

The 50 beautiful Australian plants at greatest risk of extinction — and how to save them

Many threatened plant species aren’t being targeted for conservation. Identifying which are closest to being lost forever is the first step to protect them.
Morgan Pratchett, ARC Centre of Excellence for Coral Reef Studies

The outlook for coral reefs remains grim unless we cut emissions fast — new research

A study of 183 coral reefs worldwide quantified the impacts of ocean warming and acidification on reef growth rates. Even under the lowest emissions scenarios, the future of reefs is not bright.