James R. Meadowcroft (born 15 January 1954) is a Canadian sustainability scientist.
He was a reader at the University of Sheffield,[1] before returning to Canada, where held a Tier I Canada Research Chair for fourteen years at Carleton University.
[2][3] At Carleton, Meadowcroft also held a Chancellor's Professorship.
[2][3] Meadowcroft has served as chair of the Earth System Governance Project which has a team of two rotating co-chairs since 2019.
He is also a member of its scientific steering committee.