Breast cancer awareness exhibits are on view today from 4 to 7 p.m. in the foyer of Helen Newman Hall and Friday from 2 to 5 p.m. in the lobby of the Statler Hotel. Topics will include breast cancer risk reduction, environmental risk factors, early detection and support and treatment, and will offer representatives of the Breast Cancer Environmental Risk Factors program, Cornell Wellness Program, University Health Services and the Ithaca Breast Cancer Alliance.