Delegates Optimistic About Possibility of Climate Deal

Heads of state and delegates from 196 countries are converging on Paris for the COP21 climate summit, which begins Monday. They’re trying to reach a binding agreement on reducing carbon dioxide emissions, and there is cautious optimism that a deal can be reached. VOA's Henry Ridgwell reports.

© La Voix de l'Amérique - vendredi 27 novembre 2015