If Australia wants to maintain the world-heritage status of the Great Barrier Reef – indeed, if it wants to preserve the reef at all – we must act now to prevent more coral deaths.
Labor came to power promising real change on climate. But their reliance on accounting tricks, carbon sinks, offsets and a future for gas has cast a very large cloud.
Organisms that produce synthetic fuel and suck carbon out of the air are just some of the possibilities of ‘engineering biology’ – if policymakers can shepherd the industry towards success.
A UN meeting this week considered a motion on a suite of technologies known as ‘solar radiation modification’, but no consensus could be reached on the controversial topic.
As other nations race to restructure their economies in line with a low-carbon future, Australia risks being left behind. An economy-shaping tax on fossil fuels is a conversation we must have.
Without urgent action, Earth is heading for climate catastrophe. Yet there are reasons for hope in 2024 – including a possible peak in global greenhouse gas emissions.
While running it briefly and intermittently at a very low temperature may feel thrifty, it will not be the most energy efficient choice. Here’s what to do instead.
A new report explores options for managing the period after global warming exceeds 1.5°C. This is called ‘climate overshoot’, because we’re pushing past the safe zone into dangerous climate change.
What makes a great climate leader and why are we not seeing more of them? I’ve been searching for good examples of climate leaders. This is the subject of our new documentary, Climate Changers.
The climate emergency is accelerating with breathtaking speed.
The Greens and the teals are breathing down Labor’s neck. At this federal Labor conference, Albanese must go further on climate policy.
As I hear reports of the fire tearing through Maui, I feel utterly depressed. As a fire scientist, I know the unfolding horror is just the beginning in our warmer world.
David Stern, Crawford School of Public Policy, Australian National University and Khalid Ahmed, Australian National University
Many hoped the economic recovery from COVID would steer global development towards a greener footing. But CO₂ emissions from China, the world’s biggest emitter, are worse than before the pandemic.