Scott Morrison may have found the meeting of the leaders of the world’s liberal democracies that aligning himself so closely with former US President Donald Trump was not the most prudent course.
One cold winter doesn’t negate more than a century of global warming. We need the political leadership to set the world on a safer path. Ill-informed tweets by government senators won’t help.
Hugh Saddler, Australian National University dan Frank Jotzo, Australian National University
Renewables form an ever-greater share of the electricity mix. But elsewhere in the energy sector – in transport, industry and buildings – emissions reduction is very slow.
A recently released schools policy guide has been receiving some criticism. Reports suggest it instructs teachers to not use terms like “boys and girls”, for instance. This is not entirely correct.
New research looked at wave conditions over the past 40 years, and found wave power has increased since at least the 1980s, mostly in the Southern Hemisphere.
There are significant gaps in what teachers in Ghana know about ozone depletion and climate change, even though these subjects are in the science curriculum.
Climate migrants don’t fit neatly into the legal definitions of refugee or migrant, and that can leave them in limbo. The Biden administration is debating how to identify and help them.
Meg Parsons, University of Auckland, Waipapa Taumata Rau dan Lara Taylor, Manaaki Whenua - Landcare Research
Indigenous marine governance is experiencing a revival throughout Oceania, building on traditional worldviews that acknowledge connections between people and all parts of ocean ecosystems.
Craig Stevens, National Institute of Water and Atmospheric Research; Louise Kregting, Queen's University Belfast, dan Vladislav Sorokin, University of Auckland, Waipapa Taumata Rau
Ocean waves are a massive source of energy, but it’s challenging to design power generators for the harsh environment. Allowing marine organisms to grow on engineered structures could help.
Alison Kock, South African Institute for Aquatic Biodiversity
Sharks grow slowly and produce few young compared to bony fishes. In many cases, this means that their populations are fished out faster than can be replenished if not well managed.