The African delegation is unhappy over moves by the Danish government
Negotiations at the UN climate summit have been suspended after developing countries withdrew their co-operation.
Delegations were angry at what they saw as moves by the Danish host government to sideline talks on more emission cuts under the Kyoto Protocol.
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As news spread around the conference centre, activists chanted “We stand with Africa – Kyoto targets now”.
Informal talks continue, and the UN climate convention head said the formal agenda should resume in the afternoon.
Blocs representing poor countries vulnerable to climate change have been adamant that rich nations must commit to emission cuts beyond 2012 under the Kyoto Protocol.