This document discusses the changing role of science librarians in supporting research and learning. It outlines several grand challenges in environmental sciences, engineering, and science and technology. It also examines how research and learning will change in the future, with trends like increasing interdisciplinarity, emphasis on assessment and accountability, and advancements in technology enabling new forms of learning. The document argues that science librarians will need to adapt to support emerging needs in research and learning by facilitating access to data and literature and playing roles in areas like the entire research cycle and data lifecycle.