In-class Exercise 8

🌐 We will be using Tableau for today. 🌐

Map: https://www.onemap.gov.sg/ Treemap: https://r4va.netlify.app/chap16

Whenever using R to handle geographical data please use simple features for R https://r-spatial.github.io/sf/articles/sf1.html

Example:

OceanusGeography = st_read(“file”)

st transform(crs = 4326) <- this is EPSG code. (