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Heat difference at night between city and country increases with heatwaves

January 24, 2019 2:29 pm Published by Comments Off on Heat difference at night between city and country increases with heatwaves

It’s normal for cities to be warmer than surrounding rural areas at night but researchers from the ARC Centre of Excellence for Climate Extremes at Monash University found heatwaves make this difference almost two and a half times greater under some heatwave conditions.

Research brief: What caused the rapid decline in Antarctic sea ice in 2016?

January 18, 2019 10:43 am Published by Comments Off on Research brief: What caused the rapid decline in Antarctic sea ice in 2016?

Antarctic sea ice extent underwent a rapid decline in the spring of 2016 and is still well below average now. CLEX researchers have tied the decline to natural variability of both the atmosphere and ocean in two articles published in Nature Communications this month.

Research brief: How ENSO drives Australian heatwaves

December 18, 2018 1:20 pm Published by Comments Off on Research brief: How ENSO drives Australian heatwaves

By employing an atmosphere-only version of ACCESS, CLEX researchers generated multiple sea surface temperature patterns of the same El Nino and La Nina events, and assessed how this influenced heatwaves over various Australian regions.

Research brief: The importance of humidity in heat stress

November 6, 2018 1:23 pm Published by Comments Off on Research brief: The importance of humidity in heat stress

The key measures are the "Wet Bulb Globe Temperature" often used to screen for dangerous heat at sporting events and in workplaces, the "Wet Bulb Temperature" beloved of weather geeks, and "Apparent Temperature" quoted to the public by weather services. The bottom line is that the closer we are pushed to our physiological limits by extreme heat, the more important humidity becomes.

Research brief: Ice particle numbers plummet in Southern Ocean’s clouds

October 19, 2018 1:20 pm Published by Comments Off on Research brief: Ice particle numbers plummet in Southern Ocean’s clouds

In 2016, Centre of Excellence for Climate Extremes researchers and colleagues measured Southern Ocean INPs for the first time in over four decades. The numbers of these particles were extremely low compared to other oceans and 100 times lower than the previous Southern Ocean measurement program conducted in the 1970s.

Hail the new storm app for citizen science, WeatheX

October 17, 2018 10:00 am Published by Comments Off on Hail the new storm app for citizen science, WeatheX

If you are a stormchaser or just someone who loves the theatre of wind, lightning, heavy rain and hail when a storm whips through, then you are perfectly placed to help climate science with the new WeatheX app.