Johnson, a member of the Conservative Party, wants to underscore his green credentials and also cut net emissions to zero by 2050 after Brexit battles, national lockdowns and domestic political problems.
保守黨成員約翰遜希望強調自己的綠色資質,在經歷了Brexit之爭、國家封鎖和國內政治問題後,也要在2050年將淨排放量削減為零。