Power sources in each state

Posted to Statistical Visualization  |  Tags: ,  |  Nathan Yau

In a clean and simple set of slope charts, Alyson Hurt for NPR shows the shifts in power sources — coal, gas, nuclear, hydroelectric, and renewables — from 2004 to 2014. As you might guess, coal power output is down in most states and natural gas is up. On a national scale, the hydroelectric and renewable sources need more time.

Grab the data from the U.S. Energy Information Administration to look yourself.

Favorites

How to Spot Visualization Lies

Many charts don’t tell the truth. This is a simple guide to spotting them.

Watching the growth of Walmart – now with 100% more Sam’s Club

The ever so popular Walmart growth map gets an update, and yes, it still looks like a wildfire. Sam’s Club follows soon after, although not nearly as vigorously.

Famous Movie Quotes as Charts

In celebration of their 100-year anniversary, the American Film Institute selected the 100 most memorable quotes from American cinema, and …

The Changing American Diet

See what we ate on an average day, for the past several decades.