Explainer: what is La Niña?

The Bureau of Meteorology has officially declared a La Niña event is happening this summer. So what is a La Niña event, and how do we know it’s happening? What is La Niña? La Niña, and its counterpart El Niño, are large-scale weather events that happen in the Pacific Ocean. El Niño was originally named … Continue reading Explainer: what is La Niña?

Feeling the heat

I decided to look at heatwaves around the time of the Angry Summer, back in 2012–13. Heatwaves were starting to occur globally that were unprecedented, but back then there was no real way of measuring them. We’ve come a long way since then. Using inspiration from other studies, I proposed a framework, but I also … Continue reading Feeling the heat

How will El Niño and La Niña events change with the climate?

For the last 11,000 years, the southern Pacific Ocean has cycled between warm El Niño and cold La Niña conditions, driving the climate on both sides of the ocean. But new modelling suggests that these cycles may be interrupted as a world warms under human-induced climate change. An international team used one of South Korea’s … Continue reading How will El Niño and La Niña events change with the climate?

El Niño happening more as climate warms

El Niño and La Niña events are expected to increase in frequency and intensity as a result of climate change, according to a new review. The review, carried out by an international team of scientists and published in Nature Earth & Environment, synthesises a range of different models to make predictions about the El Niño … Continue reading El Niño happening more as climate warms

No resilient Australia without emission cuts

  Acknowledgement of Country: We acknowledge the Traditional Custodians of the lands and seas across Australia. We recognise their continuing connection to Country. We acknowledge their continued custodianship of the continent, including the role of Indigenous knowledge and practices in land management and Indigenous fire burning. We pay our respects to Elders past, present, and … Continue reading No resilient Australia without emission cuts