Jul 23, 2020 | Science & Technology
By James Shulmeister What was the climate and sea level like at times in Earth’s history when carbon dioxide in the atmosphere was at 400ppm? The last time global carbon dioxide levels were consistently at or above 400 parts per million (ppm) was around four million...
Jul 9, 2020 | Science & Technology
By Kyle Clem Over the past 30 years, the South Pole has been one of the fastest changing places on Earth, warming more than three times more rapidly than the rest of the world. Climate scientists long thought Antarctica’s interior may not be very sensitive to warming,...
Jun 18, 2020 | Science & Technology
By James Renwick If the world does not take action on reducing emissions of greenhouse gases, especially carbon dioxide, the future could be very grim indeed. The news about climate change has sounded quite dire for many years, with looming threats around extreme...
Jun 3, 2020 | Politics & Society
In December 2015, the nations of the world agreed to the Paris Climate Accord. This is intended to slow the rate of climate change. Since then, the US has announced its intention to withdraw, while the COVID pandemic has had a profound impact on the agreement. What...
May 21, 2020 | Science & Technology
By Michael Grose & Julie Arblaster Just how hot will it get this century? Latest climate models suggest it could be worse than we thought. Climate scientists use mathematical models to project the Earth’s future under a warming world, but a group of the latest...
May 12, 2020 | Business & Economics, Science & Technology
By Ralph Cooney People and governments have the chance to learn from Covid-19, and build a new sustainable climate future with a watchful eye on our Sustainable Development Goals, writes Professor Ralph Cooney. At the time of writing, Covid-19 had already caused the...
May 5, 2020 | Science & Technology
By Paul Monks Lockdown’s effect on air pollution provides a rare glimpse of a low-carbon future. The COVID-19 pandemic has caused industrial activity to shut down and cancelled flights and other journeys, slashing greenhouse gas emissions and air pollution around the...
Apr 28, 2020 | Politics & Society, Referee
By Julia Budler Julia Budler explores the displacement of people due to climate change. In its first 1990 assessment, the Intergovernmental Panel on Climate Change (IPCC) noted that “the gravest effects of climate change may be those on human migration,” predicting...
Apr 21, 2020 | Science & Technology
By Christopher Trisos & Alex Pigot The impacts of climate change on species and ecosystems are already evident. But what will the world’s biodiversity look like in the future? The impacts of climate change on species and ecosystems are already evident. Poleward...
Apr 16, 2020 | Politics & Society, Referee, Science & Technology
Can we conceptualise a response to the climate crisis from how the world has reacted and responded to covid-19? What can we take from the response to the pandemic to start a new response to the climate crisis? Is a systems change required moving forward as we continue...