Update README.md

Author: azh2

README.md

@@ -58,5 +58,10 @@ This script implements the R Package TidyCensus to bring in the necessary variab
 
 Kyle Walker (2020). tidycensus: Load US Census Boundary and Attribute Data as 'tidyverse' and 'sf'-Ready Data Frames. R package version 0.9.6. https://CRAN.R-project.org/package=tidycensus
 
+<b>Dependencies</b>
+>R-3.6.0 - https://cran.r-project.org/
+>R Packages (CRAN): 'knitr','sp','sf','spdep','tidycensus','dplyr','tidyr','RColorBrewer','leaflet','ggplot2'
+>Census API Key: Get a Free Census API Key Here - https://api.census.gov/data/key_signup.html
+
 <b>Licensing/Disclaimer:</b>
 THIS SOFTWARE HAS NOT BEEN PEER-REVIEWED AND IS SUBJECT TO REVISION. THE AUTHOR NOR THE NATURE CONSERVANCY MAKE ANY WARRANTY AS TO THE CURRENCY, COMPLETENESS, ACCURACY OR UTILITY OF THIS SOFTWARE. THIS SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IT IS STRONGLY RECOMMENDED THAT CAREFUL ATTENTION BE PAID TO THE DOCUMENTATION ASSOCIATED WITH THIS SOFTWARE. THE AUTHOR NOR THE NATURE CONSERVANCY SHALL BE HELD LIABLE FOR IMPROPER OR INCORRECT USE OF THIS SOFTWARE OR ANY DATA PRODUCED HEREIN. ALL PARTIES UTILIZING THIS SOFTWARE MUST BE INFORMED OF THESE RESTRICTIONS. THE NATURE CONSERVANCY AND AUTHOR SHALL BE ACKNOWLEDGED CONTRIBUTORS TO ANY REPORTS OR OTHER PRODUCTS DERIVED FROM THIS SOFTWARE.