1. datamaps:%20Create%20Interactive%20Web%20Maps%20with%20the%20%E2%80%99JavaScript%20Datamaps%E2%80%99%20Library, Coene,%20John, 2018, R%20package%20version%200.0.3, https://CRAN.R-project.org/package=datamaps
2. WDI:%20World%20Development%20Indicators%20(World%20Bank), Arel-Bundock,%20Vincent, 2018, R%20package%20version%202.5, https://CRAN.R-project.org/package=WDI
3. idbr:%20R%20Interface%20to%20the%20US%20Census%20Bureau%20International%20Data%20Base%20API, Walker,%20Kyle, 2018, R%20package%20version%200.3, https://CRAN.R-project.org/package=idbr
4. rwunderground:%20R%20Interface%20to%20Weather%20Underground%20API, Shum,%20Alex, 2018, R%20package%20version%200.1.8, https://CRAN.R-project.org/package=rwunderground
5. auk:%20eBird%20Data%20Extraction%20and%20Processing%20with%20AWK, Strimas-Mackey,%20Matthew%20and%20Miller,%20Eliot%20and%20Hochachka,%20Wesley, 2017, R%20package%20version%200.1.0, https://cornelllabofornithology.github.io/auk/