reading the signal…
Signals / Object / Mapped places
in Accra, AA·counted·4 all time
A facility that cleans used water, typically containing settling tanks, pipes, treatment basins, and industrial buildings.
Counted, not streamed: Wastewater Plant 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.