Sustainable Agriculture Research and Education Modernization Act or the SARE Modernization Act This bill reauthorizes the Sustainable Agriculture Research and Education (SARE) program and expands the program to include research on agricultural production systems that increase resilience and climate mitigation in the context of a changing climate. The bill also expands SARE's regional councils to include representatives from 1890 land grant institutions, 1994 land grant institutions, Hispanic-serving institutions, Alaska Native serving institutions, or Native Hawaiian serving institutions.