New Zealand is home to more seabirds than any other country, and many species are already under pressure from climate change and over-fishing. Plastic pollution could push some closer to the brink.
An audit of Sydney’s drinking water has found worryingly high salinity. If the biggest water catchment in the country has problems, what about regional and rural Australia?
Don Fullerton, University of Illinois at Urbana-Champaign; Julian Reif, University of Illinois at Urbana-Champaign; Megan Konar, University of Illinois at Urbana-Champaign, and Tatyana Deryugina, University of Illinois at Urbana-Champaign
Crop insurance cushions farmers against natural disasters, but it also can lead them to overuse resources and reduce their incentive to adapt to climate change.
In South Africa, Cape Town fears “Day Zero”, when the city will have to ration water drastically. The phenomenon threatens other cities as well but solutions exist.
Things and experiences that once seemed so enjoyable usually grow dull over time, something known as hedonic adaptation. Chopsticks offer one way to get some of that pleasure back.
The Murray-Darling Basin Plan has been politically fraught and mired in scandal. But environmental monitoring suggests that the health of the rivers is indeed improving – even if it will take decades.
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.
We all know that tap water is better than buying bottled water, from an environmental standpoint at least. But what should you drink it out of? A single-use bottle, used multiple times, might be best.
Professor of Civil, Environmental & Ecological Engineering, Director of the Healthy Plumbing Consortium and Center for Plumbing Safety, Purdue University
Professor in Practice on Environmental Innovation, School of Social and Environmental Sustainability, University of Glasgow, UK, National University of Singapore
Associate Professor of Environmental Economics and Policy, School of Environment, Science and Engineering, and Fellow of the Marine Ecology Research Centre, Southern Cross University