-
State
Iowa Geographic Names
State of Iowa —
This dataset provides the geographic names data for Iowa. All names data products are extracted from the Geographic Names Information System (GNIS), the Federal... -
Federal
GeoNatShapes: a natural feature reference dataset for mapping and AI training
Department of the Interior —
These data were compiled for the use of training natural feature machine learning (GeoAI) detection and delineation. The natural feature classes include the... -
Federal
Sister Study - Natural Features and General Health
U.S. Environmental Protection Agency —
Natural features within 250m and 1250m from residences and their relationships with general health. This dataset is not publicly accessible because: EPA cannot...