bbc Radio 4 podcasts

Developing countries, including China, should not have to commit to any emissions reductions until 2020, a review suggests. Author of the Stern Review, Lord Nicholas Stern, discusses "a global deal for climate change".

Banks the world over are failing, with German rescues following the US bail-out. Robert Peston says there is a UK contingency plan, but Treasury Secretary Yvette Cooper says it would be "irresponsible to speculate".

The bail-out package which has now been agreed by US Congress is designed to put a firewall around the "toxic assets" which are seen as at the root of the financial crisis. But at the end of the day's trading, Wall Street ended significantly down. Business editor Robert Peston and George Magnus, senior adviser to UBS Investment Bank, discuss whether the crisis really can be solved with the existing rescue plan.

In Gordon Brown's cabinet reshuffle, Peter Mandelson's return still dominates political debate. Ed Miliband, new secretary of state for energy and climate change, discusses his own move to the "front rank of politics".

Met Police Commissioner Sir Ian Blair has resigned, amid a row about whether he was forced to go by London mayor Boris Johnson for political reasons. Former Home Secretary David Blunkett, and Ken Jones, president of the Association of Chief Police Officers, discuss whether politics should influence policing.

A European financial summit to discuss the current global crisis is set to take place in Paris, with rumours that an EU-wide bail-out could be proposed. Europe correspondent Jonny Dymond reports on European governments' opinion of the idea of a joint action plan and Sir Howard Davies, former chairman of the FSA, says the notion of a common fund for bail-outs is a non starter.

John McCain's Republican Party running mate Sarah Palin is to face Democrat running mate Joe Biden in the US vice-presidential debate. North America editor Justin Webb reports on the toughest test yet for the hockey mom politician.

How does the sound of food affect your experience of eating? Charles Spence, professor of Experimental Psychology at Oxford University, describes how he made people believe crisps were crisper and fresher by electronically modifying their sound.

The UK economy is facing a difficult future whether or not the bail-out bill is passed in the US. Marks and Spencer boss Sir Stuart Rose and Richard Lambert, director general of the CBI, debate the growing economic gloom.

The Royal Society is to announce it will invest £1m annually in 'blue skies' scientific discovery. The Theo Murphy Blue Skies Award will support research in the fields of science, technology and engineering. Professor Christofer Toumazou, of Imperial College London, will chair the panel for the award. He says that it should lead to some useful new discoveries.

Despite concerns expressed in the papers about the Lloyds TSB takeover of HBOS, Sir Brian Pitman is confident it will go ahead. The former chairman of Lloyds TSB also says the current crisis is "clearing out the stables" and the UK will be left with five or six large, safe institutions.

It is 70 years since the Munich agreement, allowing Hitler to annex part of what was then Czechoslovakia, was signed. Historians David Faber and Dr David Dutton discuss whether the generally-unfavourable reputation of then Prime Minister Neville Chamberlain was justified.

Shares across the world have slumped following the rejection of a $700bn (£380bn) Wall Street bail-out plan. Economist Steven Bell, of GLC Hedge Funds, says the financial system is broken and the credit process is blocked. Conservative leader David Cameron discusses what can be done to ease the economic situation in the UK.