The Conversation

Globally, emissions from air travel account for only about 3% of the warming human activities are causing, but aviation affects our climate in a number of ways. Shaun Hendy, Professor of Physics, University of Auckland Licensed as Creative Commons – attribution, no derivatives.

Researchers have uncovered what appears to be widespread logging of steep slopes in Victoria, which has the potential to damage critical water supplies. David Lindenmayer, Professor, The Fenner School of Environment and Society, Australian National University Chris Taylor, Research Fellow, Fenner School of Environment and Society, Australian National University Licensed as Creative Commons – attribution, no derivatives.

Just 1kg of hydrogen can power a split-cycle air conditioner for 14.5 hours. The possibilities are endless - and now we have a plan to get there. Alan Finkel, Australia’s Chief Scientist, Office of the Chief Scientist Licensed as Creative Commons – attribution, no derivatives.

Smoke haze appears to make it hard for participants in financial markets to make the right decisions. The finding has far-reaching implications. Naomi Soderstrom, Professor of Accounting and Deputy Head of Department, University of Melbourne Chao Kevin Li, Lecturer School of Accounting, UNSW Licensed as Creative Commons – attribution, no derivatives.

In the same decade we are supposed to be cutting emissions under the Paris goals, our coal production is projected to increase by 34%. Peter Christoff, Associate Professor, School of Geography, University of Melbourne Licensed as Creative Commons – attribution, no derivatives.

Australia can become a renewable energy exporting superpower, but timidity won't get us there. Scott Hamilton, Strategic Advisory Panel Member, Australian-German Energy Transition Hub, University of Melbourne Changlong Wang, Researcher, The Energy Transition Hub, University of Melbourne Falko Ueckerdt, Potsdam Institute for Climate Impact Research Roger Dargaville, Senior lecturer, Monash University Licensed as Creative Commons – attribution, no derivatives.

After the woolly mammoth and other megafauna became extinct, surviving animals mingled less. This has big implications for modern conservation. Aniko Blanka Toth, Postdoctoral Fellow, Macquarie University Licensed as Creative Commons – attribution, no derivatives.

Extreme fire risk will overlap with weather patterns to create fire tornadoes more often under climate change. Giovanni Di Virgilio, Research associate, UNSW Andrew Dowdy, Senior Research Scientist, Australian Bureau of Meteorology Jason Evans, Associate Professor, UNSW Jason Sharples, Associate Professor, School of Physical, Environmental and Mathematical Sciences, UNSW Australia, UNSW Rick McRae, Researcher, Bushfire Cooperative Research Centre, ACT Emergency Services Agency Licensed as Creative Commons – attribution, no derivatives.

For every ten centimetres of sea level rise, the chances of a 100-year coastal flood increase three-fold. This means we'll have to build flood defenses or retreat from the coast. James Renwick, Professor, Physical Geography (climate science), Victoria University of Wellington Licensed as Creative Commons – attribution, no derivatives.

Indigenous people learnt to use fire skillfully and to their advantage, including to moderate bushfires. In this time of crisis, we must learn from them. David Bowman, Professor of Pyrogeography and Fire Science, University of Tasmania Ben J. French, PhD student in Environmental Change Biology, University of Tasmania Licensed as Creative Commons – attribution, no derivatives.

Measurements and modelling have found nitrous oxide emissions, a greenhouse gas 265 times more potent than carbon dioxide, are significantly higher than previously reported. Pep Canadell, Chief research scientist, CSIRO Oceans and Atmosphere; and Executive Director, Global Carbon Project, CSIRO Hanqin Tian, Director, International Center for Climate and Global Change Research, Auburn University Prabir Patra, Senior Scientist, Dy. Group Leader, Japan Agency for Marine-Earth Science and Technology (JAMSTEC) Rona Thompson, Senior scientist, Norwegian Institute for Air Research Licensed as Creative Commons – attribution, no derivatives.

Australia devotes countless resources to fighting bushfires, but precious little to examining the main cause - humans. Janet Stanley, Associate professor/Principal Research Fellow, Melbourne Sustainable Society Institute, University of Melbourne Licensed as Creative Commons – attribution, no derivatives.

Central banks are increasingly taking into account climate change in deciding how to invest. John Hawkins, Assistant professor, University of Canberra Licensed as Creative Commons – attribution, no derivatives.

Despite the hype around hazard reduction burning this week, evidence shows the measure does not necessarily reduce the bushfire risk. Trent Penman, Associate professor, University of Melbourne Kate Parkins, Bushfire Risk Analyst, University of Melbourne Sarah McColl-Gausden, PhD student, University of Melbourne Licensed as Creative Commons – attribution, no derivatives.

Recent debates about the future of nuclear power in Australia make much of the potential of the next generation of reactors. Heiko Timmers, Associate Professor of Physics, School of Science, UNSW Canberra, UNSW Licensed as Creative Commons – attribution, no derivatives.

Emergency Leaders for Climate Action have a simple message: we're in “a new age of unprecedented bushfire danger” due to climate change. But Morrison refuses to acknowledge it as a central issue. Michelle Grattan, Professorial Fellow, University of Canberra Licensed as Creative Commons – attribution, no derivatives.

In this podcast, David Littleproud says "as elected officials, we've got a responsibility" to wait for the right time to talk about the link between climate change and the ongoing bushfires. Michelle Grattan, Professorial Fellow, University of Canberra Licensed as Creative Commons – attribution, no derivatives.

During an emergency it's vital you know what your animals need, where you can take them and what your local rules are. Fortunately, there are plans in place and guidelines to help. Ashleigh Best, PhD Candidate in Law, University of Melbourne Licensed as Creative Commons – attribution, no derivatives.

Politicians and the media often stoke tensions between the city and the country. Nowhere is this more common than on the issue of land clearing - and the consequences can be tragic. Tanya M Howard, Senior research fellow, University of New England Licensed as Creative Commons – attribution, no derivatives.

Waste-to-energy incineration has been raised as a solution to the global plastic waste problem, but the technology adds pollution and greenhouse gas emissions and encourages more waste production. Trisia Farrelly, Senior Lecturer, Massey University Licensed as Creative Commons – attribution, no derivatives.