West must pay up to secure deal at Paris climate change summit, warns Fabius

French minister says COP21 climate conference’s success in curbing emissions requires rich nations to fulfil earlier funding pledges to finance poor countriesRich countries must keep their financial promises to the poor on global warming, or key international climate change negotiations this year risk falling apart, the French foreign minister will warn his counterparts in other developed nations this weekend.The G7 group of industrialised countries are meeting on Sunday and Monday in Germany,