China, US formally join Paris climate pact
The presidents of China and United States met with UN Secretary-General Ban Ki-moon in Hangzhou to deliver their countries' instruments of joining the Paris climate pact.
Ban said that joint move by China and United States is significant as it will pave way for early implementation of Paris Agreement.
Chinese President Xi Jinping said that climate change concerns well-being and future of humanity. The Paris Agreement has charted course for post-2020 global cooperation against climate change.