I sometimes feel the same way walking around in SF. There are just way too many buildings and fixtures that are actually antennas that are concealed to not look that way.
I measured 20mW/m2 around 2nd and Harrison.
I measured 20mW/m2 around 2nd and Harrison.
For reference, on a sunny day the sun will dump 200+ W/m² on you in SF.
Q2: How much has ambient RF spectrum intensity risen today vs. natural background levels?
A1: Virtually none.
A2: 10^18