As global markets plummet to record lows, world leaders want to reach agreement on a unified response. The trouble is, the financial contagion is spreading so fast, many governments are finding they need to act quickly no matter what the diplomatic consequences. Economics editor, Larry Elliott, describes the fresh problems created as confidence evaporates. Political commentator Michael White looks at the response of the UK government.
In other news, a new survey reveals that one in four of the world's species of mammals is endangered. Heather Sohl, from World Wildlife Fund UK, says this is largely due to climate change and the destruction of habitats.
Never mind the boat race: Oxford and Cambridge universities are now slugging it out on iTunes, producing a series of podcasts. Donald MacLeod, editor of guardian.co.uk/education, tunes in.
Martin Wainwright reports from the Yorkshire Dales, where some of the UK's top architects have found a use for the thousands of barns that are a treasured feature of the fabulous countryside.
