Free online courses, tutorials and tools

Maps in R: R Maps Tutorial Using Ggplot

You can use R as a GIS. Learn how to create a map in R using ggplot in this R maps tutorial.

Course: earth-analytics, last updated: 10 Jan 2018

Sentiment Analysis of Colorado Flood Tweets in R

Learn how to perform a basic sentiment analysis using the tidytext package in R.

Course: earth-analytics, last updated: 10 Jan 2018

Create Maps of Social Media Twitter Tweet Locations Over Time in R

This lesson provides an example of modularizing code in R.

Course: earth-analytics, last updated: 10 Jan 2018

Introduction to Clean Coding and the tidyverse in R

When working with data, you often spend the most amount of time cleaning your data. Learn how to write more efficient code using the tidyverse in R. read more.

lessons: 59, last updated: 02 Feb 2018

Introduction to using Twitter Social media data in R

This module explores the use of social media data - specifically Twitter data to better understand the social impacts and perceptions of natural disturbances and other events. Working with social media requires the use of... read more.

lessons: 6, last updated: 10 Jan 2018

Introduction to programmatic data access in R

In this module, you learn various ways to access, download and work with data programmatically. These methods include downloading text files directly from a website onto your computer and into R, reading in data stored... read more.

lessons: 8, last updated: 10 Jan 2018

Visualizing hourly traffic crime data for Denver, Colorado using R, dplyr, and ggplot

This tutorial demonstrates how to access and visualize crime data for Denver, Colorado.

Calculating the area of polygons in Google Earth Engine

This tutorial demonstrates polygon creation, perimeter and area calculations, and visualization using the JavaScript interface to Google Earth Engine.

Introduction to the Google Earth Engine Python API

This tutorial outlines the process of installing the Google Earth Engine Python API client.