Guardian: A Paris deal to slow climate change is set to be signed by more than 165 countries at the United Nations on Friday, the most states to endorse an international agreement on day one a record backers hope will inspire swift implementation.
Many states still need a parliamentary vote to formally approve the agreement. It will only enter into force when ratified by at least 55 nations representing 55% of man-made greenhouse gas emissions.
UN secretary general Ban Ki-moon wants to use the event...