Nearly 200 countries attend ambitious climate talks

Delegates from almost 200 countries have begun a two-week international climate conference in Mrid that seeks to step up efforts to stop global warming.

U.N. Secretary-General Antonio Guterres is warning that efforts so far are insufficient to overcome “point of return” in climate change.

“What is lacking is political will,” Guterres told reporters on eve of COP25 meeting, which opened Monday.

summit, which moved to Spanish capital after Chile h to pull out amid anti-government protests, aims to put finishing touches to rules governing 2015 Paris accord.

That involves creating a functioning international emissions-tring system and compensating poor countries for losses y suffer from rising sea levels and or consequences of climate change.