Analyzing Bird Diversity Across Historically Redlined Districts in Los Angeles County

Source : UCLA Center for Neighborhood Knowledge

This repository houses a set of maps, tables, and figures that illustrate redlined districts across LA County and how bird biodiversity observations are tracked across districts.

Skills

This analysis highlights

• Working with vector data using sf
• Working with biodiversity data and socio-economic data
• Vector algebra and data cleaning
• Mapmaking, plotting, and data visualization using tmap and ggplot

Description

File map

├── redlining-birds_files/
├── .gitignore
├── README.md                         
├── redlining-birds.Rproj
├── redlining-birds.html
└── redlining-birds.qmd   # Analysis quarto document                  
         

Data access

Data in this project were pulled from

• US EPA's EJSCREEN tool
• HOLC redlining data from the Digital Scholarship Lab
• Bird diversity observations from the Global Biodiversity Information Facility

All relevant data available here.

References and Acknowledgements

All materials were created by Ruth Oliver for EDS-223.

Citations

• Global Biodiversity Information Facility, GBIF.org (13 October 2024) GBIF Occurence Download.
• HOLC Redlining Data. Nelson, R. K., Winling, L, et al. (2023). Mapping Inequality: Redlining in New Deal America. Digital Scholarship Lab. https://dsl.richmond.edu/panorama/redlining
• EJScreen: Environmental Justice Screening and Mapping Tool. United States Environmental Protection Agency. 2024 version. EJScreen. Retrieved: 10/4/24 from www.epa.gov/ejscreen.