China has ruled out bidding to host the 2028 United Nations climate summit, disappointing countries and climate experts who had hoped the world's largest emitter would take a leading role in global climate negotiations.

The decision comes amid the United States' withdrawal from the Paris Agreement and the UN climate convention under President Donald Trump.

Former US Vice President Al Gore, has described China's decision as "too bad", saying he would have supported a Chinese bid.

Lulu Gaboo spoke to Fred Njehu, Pan-African political strategist at Greenpeace Africa...