America’s electric power system is undergoing radical change as it transitions from fossil fuels to renewable energy. While the first decade of the 2000s saw…
After two years of pandemic lockdowns and border closures, global travel appears to be rebounding in much of the world in 2022. Wilderness is a…
Nowhere is nature more vibrant than in Earth’s tropical forests. Thought to contain more than half of all plant and animal species, the forests around…
Russian energy giant Gazprom has completely cut off gas supplies to Poland and Bulgaria. Both countries are apparently being punished for refusing Russia’s demand that…
Record-breaking heatwaves hit both Antarctica and the Arctic simultaneously this week, with temperatures reaching 47℃ and 30℃ higher than normal. Heatwaves are bizarre at any…
If you’ve ever rented or bought a house, you’ve probably come across energy performance certificates (EPCs). These certificates, with their brightly coloured bar charts, adorn…
The Little Ice Age brought some bitter extremes. Pieter Bruegel the Elder, 1565 Dagomar Degroot, Georgetown University In recent weeks, catastrophic floods overwhelmed towns in…
Space tourism: rockets emit 100 times more CO₂ per passenger than flights – imagine a whole industry Eloise Marais, UCL The commercial race to get tourists…
Hydrogen may bomb. Eillen Tom Baxter, University of Aberdeen Hydrogen has long been touted as the future for passenger cars. The hydrogen fuel cell electric…
On Aug. 9, the Intergovernmental Panel on Climate Change (IPCC) will release its most comprehensive report on the science of climate change since 2013. It…
The Sun over Earth, seen from the International Space Station. NASA, CC BY-NC Scott Denning, Colorado State University You probably remember your grade school science…
Ships carry more than 80% of world trade, and they rely heavily on some of the least environmentally friendly transportation fuels available. There are no…
Smart street furniture – powered and digitally networked furniture that collects and generates data – is arriving in Australia. It comes in a variety of…
Sometimes realisation comes in a blinding flash. Blurred outlines snap into shape and suddenly it all makes sense. Underneath such revelations is typically a much…
For the past 100 years, a simple molecule has had an immensely positive impact on our world. Ammonia, which comprises three hydrogen atoms bonded to…
Hydrogen is often touted in the scientific and general media as a silver bullet for reaching net zero emissions. Such articles might include the following…