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Articles on ENSO

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Storm warning: a new long-range tropical cyclone outlook is set to reduce disaster risk for Pacific Island communities

Tropical cyclones account for almost four in five natural disasters across Pacific Island nations. But a new forecasting tool now gives up to four months warning for the upcoming cyclone season.
Warmer temperatures could lead to more zones of the country that make good breeding sites for mosquitoes. Apichart Meesri / Shutterstock.com

Is climate change causing a rise in the number of mosquito and tick-borne diseases?

Is our changing climate making regions of the US more suitable for ticks and mosquitoes that spread diseases? Or is the climate changing human physiology making us more vulnerable?
Climate change is already delivering more extremes of wet and dry to the Pacific region. EPA/FRANCIS R. MALASIG

Droughts and flooding rains already more likely as climate change plays havoc with Pacific weather

New research shows that global warming has already begun to exacerbate extremes of rainfall in the Pacific region – with more to come.
In Darwin the wet season usually arrives around Christmas Day. Storm image from www.shutterstock.com

Explainer: what is the Australian monsoon?

The Australian monsoon delivers most of northern Australia’s rainfall and is a vital feature of life in the region. But why does it occur?
Australia’s weather is influenced by warm water movements in the Pacific. Flickr/Shayan USA

Explainer: El Niño and La Niña

We wait in anticipation of droughts and floods when El Niño and La Niña are forecast but what are these climatic events? The simplest way to understand El Niño and La Niña is through the sloshing around…
Whither the weather: the Bureau of Meteorology’s dynamic climate modelling is not the only forecasting method. AAP/Paul Miller

Predicting El Nino: a tale of two authorities

Over the last two summers, Eastern Australia has experienced two of the hardest hitting La Niña events since 1974. Widespread floods resulted across great swaths of the country. As expected, the La Niña…
We’re just coming to grips with Interdecadal Pacific Oscillation, one of the many climate modes that cause Australia’s wide and wonderful range of climate variability. mattharvey1/Flickr

Decade to decade changes in our climate – what’s really going on?

While most people now understand that the enhanced greenhouse effect means a much warmer planet, communicating regional shifts in weather remains a significant challenge. As with most complex science…
The climate system operates with a range of discrete modes. Patrick Hoesly

Explainer: climate modes and drought

While most people now understand that the enhanced greenhouse effect means a much warmer planet, communicating regional shifts in weather remains a significant challenge. As with most complex science…
Scientists’ job is to brief us on how future climate might affect our lives, even when all the data isn’t in. Rae Allen

Droughts & flooding rains: what is due to climate change?

While most people now understand that the enhanced greenhouse effect means a much warmer planet, communicating regional shifts in weather remains a significant challenge. As with most complex science…
Rain’s coming: does that mean there’s no such thing as climate change? Georgie Sharp

A land of (more extreme) droughts and flooding rains?

While most people now understand that the enhanced greenhouse effect means a much warmer planet, communicating regional shifts in weather remains a significant challenge. As with most complex science…

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