By R. Quentin Grafton, John Williams, Qiang Jiang8 March 2015 (Food Security) – This graph shows a set of projections of surplus or deficit in food production (billions kcalories) for eight scenarios for dryland and irrigated cropping based on 19 countries. In all scenarios we adopted an irrigation regime of 200 mm of water. In […]
19 March 2015 (IUCN) – With the majority (56.7%) of European bee species being listed as Data Deficient, any overview of the threats to the continental apifauna will necessarily be incomplete. However, for conservation and management of bee diversity to be undertaken effectively, it is critical to have a clear understanding of taxonomy and ecology […]
By Stephen Chen29 March 2015 (SCMP) – Thick smog could kill off most southern China’s natural forests within decades and threatens trees around the world unless nations take action, say scientists. A 13-year study by Chinese scientists has revealed strong evidence to show the danger is being caused by nitrogen emissions in the atmosphere. “It […]
By Jack Brewer27 March 2015 (CNBC) – UNICEF and the World Health Organization estimate that 768 million people do not have access to safe drinking water. As economies and populations expand, more water is needed to support this growth. For example, Sao Paulo, which is home to more than 20 million people, is starting to […]
By George Monbiot25 March 2015 (The Guardian) – Imagine a wonderful world, a planet on which there was no threat of climate breakdown, no loss of freshwater, no antibiotic resistance, no obesity crisis, no terrorism, no war. Surely, then, we would be out of major danger? Sorry. Even if everything else were miraculously fixed, we’re […]
By Kelly April Tyrrell2 March 2015 (UW-Madison News) – In a high carbon dioxide world, the trees would come out ahead. Except for the munching bugs. A new study published today [Monday, March 2, 2015] in Nature Plants shows that hungry, plant-eating insects may limit the ability of forests to take up elevated levels of […]
By Maria Gallucci23 February 2015 (IBT) – Taylor Shellfish Company was grappling with a crisis in the summer of 2009. Millions of oyster larvae were dying in its Washington hatcheries, and production had dropped by 80 percent. Down the coast, Oregon’s hatcheries faced the same problem. Highly acidic ocean water, it turned out, was dissolving […]
By Nick Kirkpatrick 23 January 2015 (Washington Post) – Along a seashore in Hong Kong yesterday, a vibrant blue glow was seen emanating from the water. Beautiful photographs show the shore glimmering, with the lights of the city sparkling in the background. But this idyllic setting is potentially toxic. The luminescence is an algal bloom […]
By Joel Achenbach 15 January 2015 (Washington Post) – At the rate things are going, the Earth in the coming decades could cease to be a “safe operating space” for human beings. That is the conclusion of a new paper published Thursday in the journal Science by 18 researchers trying to gauge the breaking points […]
By Tom Miles; editing by Stephanie Nebehay9 September 2014 GENEVA (Reuters) – Atmospheric volumes of greenhouse hit a record in 2013 as carbon dioxide concentrations grew at the fastest rate since reliable global records began, the World Meteorological Organization said on Tuesday. “We know without any doubt that our climate is changing and our weather […]
