Lebanese youths carry a banner bearing the logo '350', to call for carbon emissions cuts to 350 parts per million (ppm), in Beirut on October 24, 2009, during an international day of protests about global warming. Organisers expect up to 800 people in Lebanon to take part in the day-long protests which are due to culminate with a 'green carpet' screening of 'The Age of Stupid,' a drama-documentary-animation film on climate change. Getty Images logo Getty Images 28 months ago

Lebanese youths carry a banner bearing the logo '350', to call for carbon emissions cuts to 350 parts per million (ppm), in Beirut on October 24, 2009, during an international day of protests about global warming. Organisers expect up to 800 people in Lebanon to take part in the day-long protests which are due to culminate with a 'green carpet' screening of 'The Age of Stupid,' a drama-documentary-animation film on climate change.