"The cost of the whole supply chain needs to be considered." Dr Philippe Blanchard from the Department of Politics and International Studies comments on the news that McDonalds will replace plastic straws with paper in all its UK and Ireland restaurants from September.
Professor Eric Jensen, expert in public engagement and the environment discusses, the news that one in five UK mammals, including the red squirrel and the wildcat, are at risk of extinction.
Dr Daniel Bayliss comments on the news that NASA's Curiosity rover has discovered ancient organic molecules on Mars, embedded within sedimentary rocks that are billions of years old.
The Institute for Fiscal Studies and Health Foundation said the NHS would need an extra 4% a year - or £2,000 per UK household - for the next 15 years. Dr Sam Watson, Senior Research Fellow, Warwick Medical School comments
Professor John Colley, expert in Strategy and Leadership at Warwick Business School, comments on the reports of a sharp drop in annual profits at Marks and Spencer and their plans to close 100 stores by 2022.