Luke O’Neill: Lessons I learnt in Australia about why we need to move fast to save the planet

Heat stress, caused by rising temperatures, is causing untold destruction

Penguins stand on a vibrant blue iceberg in Antarctica. Photo: Getty

I’m just back from Sydney where I attended the Australian and New Zealand Society for Immunology annual conference. All the science news there was about one thing — climate change.

The UN Climate Change Conference (Cop) has just met in Baku, Azerbaijan, for the 29th time. The Cop is where the countries of the world come together to agree on what should be done to address what is now agreed as a climate crisis.