Nancy Tuchman (an haife ta a ga watan Janairu 17, shekara ta 1958) Ba'amurkiya ce masanin kimiyar muhalli, mai ilmantarwa, kuma mai fafutuka. Tana ƙwarewa kan tasirin ɗan adam akan aikin halittu na cikin ruwa, tare da mai da hankali kan yanayin halittu na gabar tekun Great Lake. Tuchman ta himmatu wajen wayar da kan jama'a game da al'amuran canjin yanayin duniya da ilimi. An nuna kwazo a cikin shekaru talatin na ilmantar da dalibai a kimiyyar muhalli a Jami'ar Loyola Chicago . Ta kafa Cibiyar Cigaban Muhalli a harabar Jami'ar Loyola kuma direba ne na canjin muhalli da ci gaba a yankin Chicago. Tuchman ta girma ne a Ann Arbor, Michigan inda aka tashe ta don son a waje daga iyayenta masu ilimin ƙarancin yanayi. Lokaci da aka shafe a cikin yanayi, bincika rafuka da tabkuna, ya haifar mata da sha'awar tsarin halittun ruwa wanda aka gudanar ta hanyar iliminta da aikinta. Tuchman ya ci gaba da karatun ilmin halitta da ilimin halittu a Jami'ar Central Michigan don haka ya sami Kwalejin Kimiyya a fannin ilimin halittun ruwa.