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Articles on Climate change

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Canadian Environment Minister Catherine McKenna has had to hire security due to sexist vitriol aimed at her in public. THE CANADIAN PRESS/Sean Kilpatrick

Green with rage: Women climate change leaders face online attacks

Understanding the sexist and misogynistic terrain women climate leaders must navigate is an important requirement of an informed electorate as Canada heads to the polls next month.
The Greens and independent MPs are pushing for Australia to declare a national ‘climate emergency’, in line with several other nations. Darren England/AAP

Why declaring a national climate emergency would neither be realistic or effective

Because climate change is so heavily politicised, the declaration of a national emergency would be a disaster for the major parties – and for bringing greater awareness to the problem.
The Opal nuclear research reactor at Lucas Heights in Sydney. It does not produce nuclear energy but is used to produce medical radioisotopes and for other purposes. Tracey Nearmy/AAP

Nuclear power should be allowed in Australia – but only with a carbon price

The state of Australia’s energy and climate change policy is reason to despair. But there may be a nuclear solution that keeps both sides happy.
Protesters take part in a pipeline expansion demonstration in Vancouver in June 2019. THE CANADIAN PRESS/Jonathan Hayward

Canada’s Liberals make it hard for green voters to love them

This election will have a major impact on Canada’s efforts to combat climate change. But how best to approach the available choices on the ballot remains a serious dilemma for Canadian voters.
Echo chambers are resistant to voices from outside. Beth Kuchera/Shutterstock

The problem of living inside echo chambers

Rush Limbaugh is said to have presented the world as a simple binary – as a struggle only between good and evil. That worked, as a philosopher explains, because many people live in echo chambers.
Visitors walk through Japanese artist Yayoi Kusama’s installation ‘Fireflies on the Water.’ maurizio mucciola/flickr

In dandelions and fireflies, artists try to make sense of climate change

Images of wildfires are powerful, but can make climate catastrophe seem like something spectacular and distant. So some artists are focusing on the plants and bugs in our immediate surroundings.
Allowing residents to remove trees within three metres of buildings or ‘ancillary structures’ could dramatically alter the green infrastructure of dense inner Sydney suburbs like Rozelle. Tom Casey/Shutterstock

Trees can add $50,000 value to a Sydney house, so you might want to put down that chainsaw

Greater urban density is making it harder to preserve, let alone increase, tree cover. It’s vital, then, to demonstrate the full value of green infrastructure for healthy liveable cities.
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.

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