Let’s see how far some places are to hospitals, Jollibees, and major roads
If you have a map of your hometown, focus on your city/town’s poblacion. The areas near it have a lighter color on the map and goes darker as the distance increases (or the opposite).
Proximity maps are helpful in showing a quick view of how far are some areas to a target location such as a hospital, ATM machine, or food market. I think this can be a cause or effect to other factors too such as poverty, mortality rate in ambulance transport, or prevalence of “quack…
I made this map in April 2020 but as another GIS expert said, “put your stuff out there!”
This guide will only cover Northern Sierra Madre. Apply the steps to the other mountain ranges (even outside Luzon) and it should work. There are a lot of nuances that I encountered when making this map and I won’t include everything.
a. Go to EarthExplorer and create your account
b. Under the Search Criteria tab > Polygon > Use Map > set the extent of NSM which is something like this