Climate deal

Pakistan has a front-row seat for the cascading catastrophe of global warming

British PM is due to meet Trump Friday for bilateral meeting on the sidelines of the summit

India, with a population of 1.3 billion people, is the latest big polluter to formally sign onto the historic accord

Ratifying the agreement fits with Beijing's domestic political agenda of being seen to make efforts to clean up

'Signing is good, ratifying is better' Hollande quipped at the Elysee Palace ceremony

Pact offers hope that humanity can avert catastrophic climate change