The promise that hydrogen cars would help reduce carbon dioxide emissions from the transport sector has been with us for a couple of decades. Readers may well have wondered what, like hoverboards, has…
In a dramatic flourish of energy policy announcements over the past two weeks, the government’s spending review was merely the first act. Soon after, a British Geological Survey report revealed our huge…
Reforming the European Union’s Common Agricultural Policy has never been easy, and that’s hardly surprising. It’s well established that when interests are concentrated together, such as those of farmers…
Kenny Black, Scottish Association for Marine Science
The amount of aquaculture produce worldwide - including farmed fish and shellfish - has now overtaken global beef production, by 64m tonnes to 57m tonnes. Perhaps more remarkably, we are on course to harvest…
It may seem odd for the European Commission to declare 2013 the “Year of the Air” in order to focus on improving air quality standards. Most would feel air pollution is a problem that has been more or…
The explosions and fire that completely destroyed the North Sea oil rig Piper Alpha and cost 167 workers their lives remains the world’s worst offshore oil disaster. Saturday, July 6, marks 25 years since…
When the Scottish Government set itself the target of generating 100% of the country’s electricity from renewables by 2020 many people scoffed. Now that goal is only six years away. Is it reachable? Remember…
Ever since their discovery, carnivorous plants have fascinated scientists and spurred the imagination of artists, writers and filmmakers. While the Puya chilensis cactus at the Royal Horticultural Society…
The relationship between cities and sustainability has been rising up the international agenda over the past few decades. But the role of cities as centres of global economic development and their part…
The International Court of Justice (ICJ) meets this week to begin hearing its most prominent case in years. It pits two heavyweights, Australia and Japan, against each other in a legal and political dispute…
As a scientist working on the impact of climate change on marine ecosystems, one of my duties is to communicate my work. My main goal is to convince students, citizens, economists and politicians that…
Sea-life needs oxygen to breathe just as animals on land do, and when oxygen levels in ocean water begin to fall sea creatures can suffocate just as we would. The result is often large expanses of ocean…
Foundation essay: This article on food waste by Tim Lang, Professor of Food Policy at City University London, is part of a series marking the launch of The Conversation in the UK. Our foundation essays…
A joint project between scientists in the UK and China has shown how improved methods of manufacturing nitrogen fertiliser and better use of it by farmers could reduce greenhouse gas emissions by hundreds…
When Isaac Newton produced his Laws of Motion in 1687, it led to speculation that his new gravitational force could explain the social forces between people. Thinkers put forward various arguments for…
Birdlife International’s new report recommends a US$80 billion increase in annual spending in order to fully protect important bird biodiversity areas. This surely poses the question: are birds really…
BirdLife International’s State of the World’s Birds report hopes to demonstrate an urgent need for funding, advocacy, conservation action and monitoring to halt the global loss of birds and other wildlife…
One of the great, untapped natural resources for creating renewable energy is from the tides. The world’s total ocean potential for tidal power is estimated to be 1,800TW/h per year, roughly sufficient…
Foundation essay: This article on the different international attitudes to fracking by Professor John Paterson, Chair in Law at Aberdeen University, is part of a series marking the launch of The Conversation…
It seems somewhat eccentric if not a little absurd to suggest that a planet is a living thing. Earth has life on it, but it’s not a biological organism. Any theory or argument which concludes that the…
Japanese PM Shinzō Abe has a problem, and he might end up killing an awful lot of frogs to solve it. Shares are up in Japan, but everything else has flatlined: kick-starting the stubbornly moribund economy…
The scandal brewing around Conservative MP Tim Yeo, who stood down from the government’s climate committee amid lobbying claims this week, certainly raises questions about the relationship between energy…
There are few more important pieces of legislation under discussion in the UK than the Electricity Market Reform Bill. Though noble in its ambition to re-sculpt the energy landscape from a dependence on…
The Chagos Islands marine protected area is the largest of its kind in the world, encircling the dozens of tiny islands of the Chagos archipelago that lie in thousands of miles of Indian Ocean between…
Tavis Potts, Scottish Association for Marine Science
Foundation essay: This article on the future of the Arctic by Tavis Potts, Senior Lecturer in Oceans Governance at the Scottish Association for Marine Science, is part of a series marking the launch of…