Global marches ahead of UN climate change meeting in NYC
Worldwide demonstrations ahead of a UN meeting in New York on how to reduce global carbon emissions have attracted hundreds of thousands of people, organisers say.
UN Secretary General Ban Ki-moon attended the rally, ahead of a meeting which will see world leaders discuss climate change.
Around 2,000 protest marches have taken place in cities around the world, demanding greater action on climate change.
Laura Westbrook reports.
22 Sep 2014