reading the signal…
Signals / Object / Mapped places
in Hanford, CA·counted·51 all time
A building roof covers and protects a structure, typically appearing as shingles, tiles, metal panels, or a flat surface.
Counted, not streamed: Building Roof has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.