Funder: U.S. National Science Foundation

Due Dates: March 6, 2025 (First Thursday in March, annually for renewals)

Funding Amounts: Up to $1,275,000 per year for up to 6 years; total program funding estimated at $15,300,000; typically 1–12 awards per cycle.

Summary: Supports renewal of long-term ecological research at established LTER sites to advance understanding of ecosystem dynamics through sustained, site-based, and interdisciplinary studies.

Key Information: Only current LTER site awardees are eligible; new site proposals are not accepted under this solicitation.