G7 boosts hope for deal at Paris climate summit

The Group of Seven developed democracies (G7) has agreed to release a strong statement on climate change policies, sending a positive signal on the eve of the climate summit (COP21) to be held in Paris in late November. "We commit to doing our part to achieve a low-carbon global economy in the long-term, including [...] a transformation of the energy sectors by 2050. To this end, we also commit to develop long-term national low-carbon strategies," reads the final document of…