type=continuous category_min=1 category_max=24 projection=regular_ll dx=0.08333333 dy=0.08333333 known_x=1.0 known_y=1.0 known_lat=-89.95833 known_lon=-179.95833 wordsize=1 tile_x=240 tile_y=240 tile_z=24 tile_bdr=3 units="category" description="24-category USGS landuse"