Agence France-Presse: Mexican President Felipe Calderon on Monday called for financial help for developing countries to meet their climate change commitments under a new treaty set to replace the Kyoto Protocol. The Major Economies Forum (MEF), including environment ministers from the world’s largest polluters, met in central Mexico Monday as part of a US push to speed up work towards the key new United Nations accord to curb greenhouse gases. The new agreement must include “adequate instruments so …