Agence France-Presse: UN chief Ban Ki-Moon on Monday called for "global action" this year to limit climate change as international weather experts began a quadrennial congress in Geneva. The World Meteorological Organization (WMO) meeting comes ahead of a key conference in Paris at the end of the year which will be the first attempt to clinch a planet-wide deal on global warming since the near-disastrous 2009 UN summit in Copenhagen. The Paris accord, which would take effect from 2020, would aim at limiting global warming...