Articles on Heat

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The first half of 2019 is the equal hottest on record and summer is set to be a scorcher. Chayathorn Lertpanyaroj/Shutterstock

How rising temperatures affect our health

Average temperatures in Australia are already high by international standards, but what happens when they continue to rise? How much heat can our bodies withstand?
During a heatwave in late 2018, Cairns temperatures topped 35°C nine days in a row and sensors at some points in the CBD recorded 45°C.

Urban growth, heat islands, humidity, climate change: the costs multiply in tropical cities

The world's fastest-growing cities are in the tropics. They are highly exposed to climate change, especially as urban heat island effects and humidity magnify the impacts of increasing heatwaves.
Green roofs, like this one in Sao Paulo, Brazil, have many benefits. Leonardo Ikeda/Shutterstock

How buildings in Johannesburg could benefit from green roofs

South Africa needs to develop low-cost housing solutions that are inherently comfortable and environmentally sustainable. Green roofs could be part of these solutions.
Climate change, together with other ecological pressures, may well undo the gains we have made in health. from www.shutterstock.com

Climate explained: will we be less healthy because of climate change?

Do you have a question about climate change? This collaboration between The Conversation, Stuff and the New Zealand Science Media Centre gives you the chance to ask – and we'll provide expert answers.
Lochiel Park in Adelaide was Australia’s first large-scale attempt to create homes that use near net zero energy. Stephen Berry

When the heat hits: how to make our homes comfortable without cranking up the aircon

Air conditioning changed both building design and people's active management of home temperatures. A return to houses designed for our climate can keep us comfortable and cut energy use and emissions.
Thomas Johnson drinks Gatorade at a ‘Beat the Heat’ event the company sponsored in Fort Worth, Texas, June 10, 2013. Brandon Wade/Invision for Gatorade/AP Photo

Overhydrating presents health hazards for young football players

Yes, it's hot outside. And football practice is starting for thousands of kids. But coaches and parents should be careful about tellings kids to drink more water. That has been deadly.
The warming of the outside of the ice cube happens faster than the warming of the inside, causing it to crack. Mai Lam/The Conversation NY-BD-CC

Curious Kids: Why does ice make a cracking sound when water is poured on it?

Water is one of very few chemicals that is found as a liquid, solid and gas at any time on Earth. These three states of water help explain why ice makes a cracking sound when water is poured over it.

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