Davos 2015: World leaders descend on Swiss resort

Taoiseach Enda Kenny also attending conference

Nobel Peace Prize laureate Al Gore (L), former U.S. Vice-President and Chairman and Co-Founder of Generation Investment Management listens to singer Pharrell Williams, Creative Director and Brand Ambassador of Bionic Yarn at the What's Next? A Climate for Action event in the Swiss mountain resort of Davos January 21, 2015. More than 1,500 business leaders and 40 heads of state or government will attend the Jan. 21-24 meeting of the World Economic Forum (WEF) to network and discuss big themes, from the price of oil to the future of the Internet. This year they are meeting in the midst of upheaval, with security forces on heightened alert after attacks in Paris, the European Central Bank considering a radical government bond-buying programme and the safe-haven Swiss franc rocketing. REUTERS/Ruben Sprich (SWITZERLAND - Tags: ENTERTAINMENT BUSINESS POLITICS)

Colm Kelpie in Davos

Some of the world's most powerful and influential political and business leaders got down to business today at the Swiss alpine resort of Davos, as the World Economic Forum kicked off.

A Live Earth music event to demand action on climate change will be held on June 18 across seven continents, including Antarctica, former U.S. Vice-President Al Gore and pop star Pharrell Williams announced today.