Sparking Change

Heat is one of the central challenges of the 21st century. As global temperatures continue to rise, hot days are getting hotter and heatwaves are becoming more frequent, longer and more intense. In some parts of Australia, there are already nine times more days over 45°C than there were in the 20th century, and that is only going to continue: over the next 50 years, the frequency and duration of heatwaves in Sydney are set to double.
Living in a hotter world isn’t just uncomfortable, it’s actively dangerous. In the United States, heat kills more people than all other extreme weather events combined, while in Australia heat accounts for almost 80% of hospitalisations from extreme weather. Extreme heat increases the risk of mortality, especially for the elderly, exacerbates the effects of chronic illness, and .
























