Negotiators at the Paris climate talks are trying to meet a single global temperature target - to keep temperature rises over the course of this century to below two degrees Celsius. ITV News Science Correspondent Alok Jha reports:
Barack Obama's greatest struggle on climate change could be convincing the conspiracy theorists at home that it's not a hoax.
People across the globe have posed their questions for President Obama as he takes part in the UN Climate Conference in Paris.
The Prince of Wales said world companies 'pay no attention' to the damage their supply chains cause to forests.