Whakaotihia te rerenga e whai ake nei: He kaitiaki taiao a McAdams. I whakahaerehia e ia he paetukutuku oranga taiao, GreenIsSexy.org, me ona hoa tokorua mo nga tau e rima mai i te 2007 ki te 2011. Ko tana whare e whakaohohia ana e te pūngao whakahou a Bullfrog. Ka haereere ia a tawhio noa Toronto ma te pahikara, kaore hoki he motuka, engari ka taraiwa ia i Los Angeles na te mea "he taone uaua ki te eke pahikara". I mahi ia i Biloxi, Mississippi me Louisiana i te ngahuru o te tau 2005, hei waahanga o te mahi horoi i muri i te Hurricane Katrina. I noho a McAdams ki te poari kaiwhakawa TreeHugger / Live Earth i te 2007. I karanga ia mo nga takoha i te wa o te Canada mo Haiti telethon i te 2010. I whai wāhi ia ki ngā mahi a Matter of Trust mō te "runga makawe" whai muri i te
Ko te rerenga hinu o te Moana-a-Mehiko i te tau 2010. I te tau 2011, i tautoko a McAdams i a Foodstock, he whakahe mo te kaupapa kohatu kohatu nui i Melancthon, Ontario. I te tau 2013, e rua nga riipene whakaata i whakaatahia e ia mo te Food & Water First Movement, me te hiahia ki te tiaki i nga whenua ahuwhenua me te wai puna i Ontario, Canada. I te tau 2014, i korerohia e ia te kiriata pakipūmeka "Tangohia ahau ki te awa", e tirotirohia ana nga mea e mahia ana hei whakaora i nga awa rongonui. I te tau 2021, i uru ia ki tetahi riipene ataata i hangaia e Stand.earth e karanga ana ki te kawanatanga o British Columbia, Canada kia mutu te tapahi i nga ngahere tawhito whakamutunga puta noa i te kawanatanga.