According to a report by Pew, a US non-profit organisation that provides analysis on public policies, global funding for alternative power grew by more than 30 per cent since 2009, reaching a record $243bn in 2010.

China leads the push for clean energy development, while the US - the world's largest consumer of oil - has fallen to third place.

On Monday's Riz Khan we ask: As crude prices soar to more than $120 dollars a barrel and demands to reduce carbon emissions increase, why isn't the US investing more into renewable energy?

We speak with former Michigan governor, Jennifer Granholm, who now serves as senior adviser at Pew Charitable Trusts, where she promotes clean energy policies; and Robert Bryce, the author of Power Hungry: The Myths of Green Energy and the Real Fuels of the Future also joins the show.

You can watch the show at 1930GMT on Al Jazeera English. Repeats will air next day at 0430GMT, 0830GMT and 1430GMT.