2021 could be key in the development of the Lincoln Prosperity Project Lincoln Prosperity Project and last updated 2021-02-25 11:35:28-05 LINCOLN â Following months of initial presentation as well as five years of discussion, it looks like 2021 will be the year the Lincoln Prosperity Project moves into broader consideration. The backers of the plan, which is aimed at preserving a multi-use future for public lands in the Upper Blackfoot, are hoping to secure Congressional support. The Lincoln Prosperity Proposal is bringing together people from all viewpoints to back a plan that could mean a safer and economically secure future for the Upper Blackfoot.