Could sea levels really rise by several metres this century. Probably not, although this century’s greenhouse emissions could potentially set the stage for large rises in centuries to come.
Farming land in New South Wales.
from www.shutterstock.com
Growing population, growing demand for food, climate change: Australia’s rural lands are facing a number of pressures. So how can we sustainably use them in the future?
A diet like this isn’t particularly good for your waistline – or the planet.
Fast food image from www.shutterstock.com
Infectious diseases are a normal part of ocean ecosystems, just as they are on land. But climate change is altering the oceans in ways that could make marine diseases spread farther and faster.
Australia has isolated sustainable development projects, like Adelaide’s Bowden precinct that got Princes Charles’ attention in 2015, but lacks an overarching commitment to sustainability.
AAP
The challenges we face demand profound changes in our thinking and priorities. Replacing the Productivity Commission with a National Sustainability Commission would help us make this paradigm shift.
Coral bleaching in March 2016. Rapid rises of greenhouse gases in the past have been linked to major extinctions in the oceans.
XL Catlin Seaview Survey
Scenarios on global trends over the next 20 years point to some serious challenges for Africa. Whatever actually happens, it’s important for the continent to put in place mitigation strategies.
A Trump presidency may be the right time for Australia to distance itself from the US.
Reuters/Joe Skipper
It is impossible to know for sure what a Trump presidency would be like. But there are sensible reasons to suspect it could be disastrous – not only for the US but also for Australia.
Livestock ‘digestion’ produces nearly 3 billion tonnes of greenhouse gases each year.
Cattle image from www.shutterstock.com
Using historical records, researchers determine that wine harvests are happening earlier in France and that the changing climate could make it harder to grow in today’s wine regions.
February 2016 was the hottest month by the biggest margin ever. Does that mean global warming has gone into hyperdrive?
The site of the hillfort of Vugala, northern Viti Levu island (Fiji). This was one of many hillforts in the area – home to a few hundred people according to reports from the 1840s – that were probably established around AD 1400 in response to conflict resulting from a food crisis that had come about as a result of an enduring fall in sea level.
Patrick Nunn