This solicitation requests proposals that fall within two tracks. Track 1 supports research activities, while Track 2 is dedicated to planning grants to develop convergence research teams to tackle projects of larger scope in the future. This solicitation is the second of what is envisioned to be at least a five-year agency-wide program to support the research and dissemination of new knowledge needed to inform the economy, security, and resilience of the Nation, the larger Arctic region, and the globe with respect to Arctic change. NSF anticipates that future calls will further define “larger scope,” with the potential to include projects up to the scale of centers and/or consortia. Read more.