I'm going to assume you meant poles for this. The lines that meet at the North and South Poles are called Longitude. How I like to remember that is Lat is relaxing and Long is tall. :)
Answer:
Here's what I get
Explanation:
John Snow mapped the cholera cases, representing each death as a bar.
His maps showed that many cases were clustered around a public water pump on Broad St. that was close to an old cesspit. The local council eventually disabled the pump by removing its handle.
The diagram below shows his original map overlaid by modern data points. The blue arrow points to the location of the pump.
Emergent: tallest trees in the rainforest
canopy: the thickest layer, has lots of birds
understory: shorter trees (young trees)
forest floor: a few smaller plants and lots of larger animals and insects