We’ve blown past the safe and just limit for vital Earth systems, from climate change to the biosphere and the use of fertilisers and freshwater. For humans to thrive means living in safe limits
Human civilisation is headed for collapse. Collectively, we are pushing planet Earth beyond the limits of endurance. There has to be a better way. Now a new book makes the case for systemic change.
There’s more to sustainability than net zero. Using green ammonia for fuel and as a way to transport hydrogen could add to nitrogen pollution that already exceeds safe planetary boundaries.
Mountaineer and scientist Will Steffen said climbing was similar to science: “That’s the buzz you get in science when you solve a big problem and suddenly see how it all fits together”
China began promoting potatoes as a staple in 2015 in an effort to combat food insecurity.
chinahbzyg via Shutterstock
A global treaty on plastic pollution must incentivize a take-make-reuse waste management system and include quantitative targets based on geography-specific emissions.
Humanity’s biggest challenges are not technical, but social, economic, political and behavioural. Effective actions are still possible to stabilise the climate and the planet, but must be taken now.
COVID-19 has brought to the fore the interdependency of business and society. It’s time for amendments to the social contract that underlies societal support for business.
You could take the bus to work, or eat less meat. But how do you know if your efforts are making a difference? A new approach aims to break global environmental budgets down into digestible chunks.
You may have seen reports that humans use more resources than the Earth can produce – but, logically, how is that possible? A bathtub can help explain.
Humanity is already existing well outside of its safe ecological space.
Artur
The Conversation organised a public question-and-answer session on Reddit in which James Dyke, a lecturer in Complex System Simulation, discussed planetary boundaries and whether global industrialised…
Matthew Flinders Professor of Global Ecology and Models Theme Leader for the ARC Centre of Excellence for Australian Biodiversity and Heritage, Flinders University