Australia’s approach to estimating bushfire emissions is credible and sophisticated. But it must be refined as technology improves and the climate changes.
Climate modelling that best accounts for the processes that sustain plant life predicts plants could absorb up to 20% more CO₂ than the simplest version predicted.
Rod Sims, Crawford School of Public Policy, Australian National University
Australia has a massive opportunity to reduce global emissions by as much as 9%, all while renewing its heavy industries and economy. But to seize the opportunity, government needs to move fast.
Child coal miners, Pennsylvania, 1911.
Lewis Wickes Hines/Wikimedia Commons
You might look at the task ahead of weaning ourselves off fossil fuels and despair. But we’ve changed energy sources many times before – and it’s never a straightforward process.
Most technologies for CO₂ removal are expensive. But New Zealand could be doing this cheaper than other countries, taking advantage of existing geothermal and forestry industries.
Mae gwerthuso beth yw gwyddoniaeth dinasyddion yn golygu edrych ar y cysyniad o wyddoniaeth ei hun.
Charles F. Kaye/Shutterstock
A new survey has revealed an alarming deterioration in the health of the River Thames ecosystem – but some of the recorded changes may be the result of a cleaner river.
Using unsafe fuels for domestic cooking is a major contributor to carbon emissions in Togo.
gettyimages.com
Pregnant women attending antenatal care should be asked about cooking fuels and given help to minimise prenatal biomass exposure to reduce low birth weight in Nigeria.
Road traffic is one of the causes of air pollution in Lagos, Nigeria.
Photo by Pius Utomi Ekpei/AFP via Getty Images
Twenty-six fast-growing African cities may battle health challenges if air pollution is not addressed.
In an effort to reduce the growing problem of food waste disposal, researchers are focusing on developing new green technologies that use food waste to generate clean energy.
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Australia’s abundant wind and solar resources mean we’re well placed to produce the hydrogen a green steel industry needs. But there are technical and economic challenges ahead.
Prominent academics, including a former IPCC chair, round on governments worldwide for using the concept of net zero emissions to ‘greenwash’ their lack of commitment to solving global warming.