Blog

Exploring the art and science of working with development and humanitarian data

Visualizing armed conflict using ACLED’s data and HDX shapefiles

Using {ggplot2} and {tidyverse} to map violence against civilians in the Lake Chad Basin

data visualization

Lake Chad basin

How to compute and visualize the Standardized Precipitation Index (SPI) for drought analysis

Part 2: Visualizing the SPI for the districts of Somalia using {ggplot2} in R

data visualization

standardized precipitation index (SPI)

How to compute and visualize the Standardized Precipitation Index (SPI) for drought analysis

Part 1: A step-by-step guide to calculate the SPI with the {SCI} package in R using data from Somalia at subnational level

Standardized Precipitation Index (SPI)

Using a tidy approach in R to analyze Mexico’s 2024 ENVIPE

Part 1: Estimating crime prevalence with the {srvyr} package

official statistics

household surveys

A waffle chart of disease outbreaks in the world

Using {ggplot2} in R to create a waffle chart to visualize disease outbreaks in the world

data visualization

disease outbreaks