Archive for October 7th, 2016:

Omega-3 oils in farmed salmon ‘halve in five years’

Image copyright BBC News Image caption The level of omega-3 in farmed salmon has halved Levels of beneficial omega-3 oils in farmed salmon have fallen significantly in the past five years, a study shows. BBC News has learned that, on average, levels of omega-3s halved in the fish over that period. Despite this, the analysis

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Why are Nobel Prize winners getting older?

Out of the Nobel Prize winners that have been announced so far this year the average age is 72, but it was not always this way The 2016 Nobel laureates for physics, medicine and chemistry: all men, at least 65 years old and mostly over 72. Go back to the first half of the 20th

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Aviation industry agrees deal to cut CO2 emissions

Image copyright Dan Kitwood Image caption Air travel accounts for as much CO2 emission as the nation of Germany – and it’s growing The first deal limiting greenhouse gases from international aviation has been sealed after years of wrangling. From 2020, any increase in airline CO2 emissions will be offset by activities like tree planting,

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© Warren Fyfe