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Science Alert: Experts Respond:

A round-up of comment from experts on breaking stories and ongoing issues in science and technology.

Science Alert: Experts Respond

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Science Alert: Experts Respond

Global carbon budget – experts respond

Posted in Science Alert: Experts Respond on September 22nd, 2014.

Carbon dioxide emissions, the main contributor to global warming, are set to rise again in 2014 – reaching a record high of 40 billion tonnes, according to a new global stock-take. A 2.5 per cent projected rise in burning fossil fuels is revealed by the Global Carbon Budget 2014, an analysis published in the journal Earth […]

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Artificial sweeteners and glucose intolerance – experts respond

A new study published in Nature suggests that consuming commonly used artificial sweeteners may actually increase the body’s post-meal uptake of sugars and the risk of developing glucose intolerance. The Israeli researchers tested a range of non-caloric artificial sweeteners including saccharin, aspartame and sucralose, often used in diet soft drinks and sugar-free desserts, on mice and and collected data from […]

September 18th, 2014 Read full Story

Suspected Ebola case in Australia – experts respond

A 25 year old Australian man, who has recently returned from a visit to the Ebola-affected Congo, has been admitted to a Gold Coast hospital after experiencing Ebola-like symptoms. It has not yet been established whether the man actually has the deadly virus. For background on the virus from earlier Science Media Centre round ups, […]

September 11th, 2014 Read full Story

Ozone loss slows, new climate impacts loom – global report

Destruction of the planet’s protective ozone layer is slowing, according to the latest scientific assessment, but full impacts on global climate are still coming clear. The first comprehensive update on global ozone in four years has been released today from the United Nations Environmental Programme (UNEP) and the World Meteorological Organisation (WMO). The Assessment for Decision-Makers, […]

September 11th, 2014 Read full Story

Sleeping pills and Alzheimer’s disease – experts respond

Long term use of benzodiazepines widely prescribed for anxiety and insomnia, such as Valium and Xanax, is associated with an increased risk of developing Alzheimer’s disease, suggests a new study published today in the British Medical Journal.  The team of French and Canadian researchers identified almost 1,800 cases of Alzheimer’s disease over a period of […]

September 10th, 2014 Read full Story

Teen cannabis use and poor life outcomes – experts respond

Frequent teenage cannabis use is linked with less educational achievement and other problems later in life, according to new New Zealand and Australian research. Individuals who are daily users of cannabis before age 17 are less likely to complete high school or obtain a degree compared with those who have never used the drug, new […]

September 10th, 2014 Read full Story

Australian court rules breast cancer DNA patenting – experts respond

The full bench of the Federal Court of Australia has ruled that private companies do have the right to patent human genes. The court upheld a decision from February 2013 that ruled patents on breast cancer genes were valid because the method of isolating the gene created something new and could therefore be patented. Last […]

September 5th, 2014 Read full Story

WHO report criticises e-cigarettes – experts respond

The World Health Organization (WHO) has released a report looking at electronic cigarettes and how they should be globally regulated. The report recommended restrictions should be placed on the marketing of the devices, their sale to minors and indoor use. In addition, it points out that there is evidence showing that e-cigarette aerosol is not merely “water […]

August 27th, 2014 Read full Story

Bárðarbunga volcano – experts respond

Locals and holidaymakers have been evacuated from areas near the Icelandic volcano Bárðarbunga, which has been threatening to erupt for the last few days. Although Bárðarbunga (Bardarbunga) isn’t spewing magma or ash yet, scientists are concerned about what Iceland’s Meteorological Office describes as an ‘intense seismic swarm’, where they recorded some 2,600 earthquakes over the weekend and detected the strongest earthquake since 1996 on Monday morning. Previously, […]

August 21st, 2014 Read full Story

Superbug control measures questioned

The jury is still out on the effectiveness of meticillin-resistant Staphylococcus aureus (MRSA) superbug control policies in hospitals, according to leading infectious disease experts in a Viewpoint published in The Lancet. In particular, screening and isolating infected patients—which have long been regarded as the gold standard MRSA prevention strategy and are required by law in […]

August 21st, 2014 Read full Story

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