Rubuta ci gaba don wannan sakin layi - A watan Satumbar 2020, Tan ya kasance wani ɓangare na motsi don komawa ga zanga-zangar 'amintaccen' yanayi. A ƙarshen 2020, Tan na ɗaya daga cikin masu sa kai waɗanda suka shirya "Mock COP26", wanda ya ƙunshi wakilai daga ƙasashe 140. Ta kuma ba da jawabi a "Make COP26
"a kan kasancewa mai fafutuka da ke rayuwa inda ake daidaita fafutuka da ta'addanci. Da yake tsokaci game da "COP26 mai ban dariya" Tan ya gaya wa The Guardian "Suna tabbatar da cewa an kara jin muryoyin yankunan da abin ya fi shafa, da kuma tabbatar da cewa muna da sarari kuma ba a nuna mu ba ne kawai". Ta kasance ɗaya daga cikin masu fafutuka don shiga cikin kamfen ɗin 'Pass the Mic' na Fridays For Future, kuma a ƙarshen 2020, don neman Attenborough ya ba da asusun sa na Instagram ga masu ba da shawara ga matasa, musamman daga Global South.