gas prices Group Launches Initiative For A Carbon Tax In Washington By Ashley Ahearn • Apr 6, 2015 Kristen Steele / Flickr Listen Listening... / 1:06 If you’re at the Seattle Mariner’s game Monday afternoon you might run into some folks with clipboards. They’re gathering signatures for a new initiative for 2016 that would tax carbon emissions. Republican Transportation Leader Eyeing 11.5 Cent Gas Tax Increase By Austin Jenkins • Jan 29, 2015 Listen Listening... / Gas prices have plummeted, but Washington’s gas tax could soon go up. Gas Prices Dip Below $2 At Some Northwest Stations By Jessica Robinson • Dec 23, 2014 Listen Listening... / According to AAA, the last three months have been the longest stretch of declining gas prices they’ve ever recorded in the U.S. Northwest Gas Prices Among Nation's Highest By Chris Lehman • Aug 29, 2014 futureatlas.com / Flickr Listen Listening... / 0:50 Northwest drivers plan to hit the roads this holiday weekend despite paying some of the highest gas prices in the nation. That's according to Triple A. Don't Expect Much Happiness In The Pursuit Of Cheap Gas This Weekend By Jessica Robinson • Jul 3, 2014 Kristen Steele / Flickr Listen Listening... / 1:04 This year Americans will see the highest Fourth of July gas prices they've seen in the last six years. That's according to AAA . And as bad as it sounds, for Northwest drivers it even gets a little worse.