From 2011 to 2020, there was an average of 62,805 wildfires annually and an average of 7.5 million acres impacted annually. In 2020, 58,950 wildfires burned 10.1 million acres, the second-most acreage impacted in a year since 1960; nearly 40% of these acres were in...
Flow maps, like the one you see below, provide a great way of visualizing the movement of variables between an origin and a destination. 2021 saw a 20% rise in movers for the year compared to 2020, with an estimated 56% of Americans moving in 2021 while just...
Animated maps, like the one you see below, provide a powerful enhancement to show how data evolves over time. In this tutorial you’ll learn how to use R with the ggmap, tidyverse, and gganimate libraries to produce animated maps like you see below. This animated...
The American Community Survey Migration Flows dataset estimates the number of people that have moved between pairs of places. The estimates are calculated based on where a person lived when surveyed and where they lived one year prior to being surveyed. The data is...
This tutorial demonstrates how to use R and ArcGIS Pro to generate hot spot maps of population growth by census tract. In a previous article I showed you how to use the tidycensus R package to quickly access and map US census data. You can also download a free copy of...
Prior articles in this series Introduction to GIS Analysis using Sasquatch SightingsSpatial Squatch – Using the ArcGIS Pro Spatial Statistics Toolbox to Identify Sighting PatternsMapping Clusters of Sasquatch SightingsSasquatch Sighting Heat Maps with R In this...