India, Feb. 16 -- January this year was the warmest since weather record-keeping began in 1901. Eighteen out of the past 19 months saw the global average surface air temperature exceed 1.5degC above the pre-industrial levels, which is the consensus warming threshold to prevent irreversible effects of the climate crisis. The past year was the hottest year on record; in fact, each of the years in the past decade has been breaking this record....