India, Dec. 4 -- The Conference of Parties (COP25) began in Madrid, Spain, on Monday, with a calamitous warning from the United Nation secretary-general, Antonio Guterres. "By the end of the coming decade we will be on one of two paths, one of which is sleepwalking past the point of no return," he said in his opening address. "Do we want to be remembered as the generation that buried its head in the sand and fiddled as the planet burned?" The 197 participating countries will, hopefully, rise to Mr Guterres' challenge, because currently not enough is being done to meet the three climate goals: Reducing emissions by 45% by 2030; achieving climate neutrality by 2050 (a net zero carbon footprint); and stabilising the global temperature rise at ...