You can use the Twitter RESTful API to access data about Twitter users and tweets. Learn how to use rtweet to download and analyze twitter social media data in R.
last updated: 13 Mar 2020
This lesson walks through the process of retrieving and manipulating surface water data housed in the Colorado Information Warehouse. These data are stored in JSON format with spatial x, y information that support mapping.
last updated: 03 Sep 2019
This lesson covers accessing data via the Colorado Information Warehouse SODA API in R.
last updated: 03 Sep 2019
This lesson reviews how to use functions within the RCurl package to access data on a secure (https) server in R.
last updated: 03 Sep 2019
In this lesson you will review how to find and download Landsat imagery from the USGS Earth Explorere website.
last updated: 03 Sep 2019