To achieve the 1.5 C target set in the 2016 Paris Agreement, China will need to invest CNY90tn ($13.7tn) to CNY100tn on climate measures by 2050, equivalent to about 2% of its expected cumulative GDP from 2020-50, according to Mr Lars Faeste, a managing director and senior partner at Boston Consulting Group (BCG), and a managing partner for BCG China.