For its efforts to save 1,560 kWh/day in energy costs in its research laboratories, Johns Hopkins University was named the top-performing academic institution among more than 110 peers in the 2025 International Freezer Challenge, an annual award promoting best practices in cold storage management. The Freezer Challenge is a great reminder of that." The Freezer Challenge is a great reminder of that." The annual International Freezer Challenge aims to unite the scientific community around a shared goal: reducing the environmental impact of research through smarter, more sustainable cold storage practices. The annual Freezer Challenge is part of the Office of Climate and Sustainability's Green Labs program, established in 2022 to address the environmental impact of JHU's thousands of research and teaching labs.