Nicaragua on Saturday raised objections to the new climate deal, saying it did not do enough to protect "Mother Earth", in a symbolic protest after the deal had been formally adopted.

Paul Oquist, head of the Nicaraguan delegation, said rich nations should do far more to reduce emissions to help defend "Mother Earth" and that governments were sending their grandchildren to a hotter world.

"We want to explain now why we cannot accompany this consensus," he said.

Oquist spoke after French Foreign Minister Laurent Fabius had banged down the gavel on a new global deal to curb climate change.

Nicaragua throughout the talks has said developed nations are not doing enough to reduce their use of carbon