Guardian: The Paris climate agreement is on the brink of coming into force after 31 nations officially joined the landmark accord, with the United Nations secretary general, Ban Ki-moon, predicting it will be fully ratified by the end of the year.
On Wednesday, 31 countries formally signed up to the Paris deal at the UN general assembly in New York. They include Brazil, the worlds seventh largest emitter of greenhouse gases, Mexico, Argentina and Sri Lanka. Oil-rich United Arab Emirates also ratified the...