We need to ratchet up a gear, pleaded Alok Sharma, the president of the COP summit, as he urged negotiators to cooperate to achieve a deal.
As usual for COP, it is now predicted to run over into the weekend as difficulties over finance and fossil fuels are thrashed out.
But one bit of positive news was a new initiative led by Denmark and Costa Rica to phase out the production of oil and gas.
Producer: Nanette van der Laan
Camera: James McLaughlin
Editor: James Betteridge