Nz=4326380 people divided by the area 103736mlz=42 people per square miles.
avs=21905140 people divided by 296909mlz=7 people mlz
Probability: The chance of something happening and the likelihood of a particular event happening.
Since ponds are typically shallower than lakes, this allows more sunlight to reach pond plants than lake plants. By getting my sunlight, these pond plants can photosynthesize more efficiently.