The meeting is taking place few weeks before the COP 21, where participating countries hope to sign off on a pact to curb global warming,
One of the most notable issues to be discussed is the financing assurances to developing countries by industrialised countries to help decarbonise their economies.
The November 30-December 11 Conference of Parties (COP) -- the 21st such gathering -- will be opened by more than 80 heads of state and government including US President Barack Obama and Russian President Vladimir Putin.
