Perennial grains could be a climate change weapon, if researchers increase yieldhttps://www.washingtonpost.com/lifestyle/food/one-day-perennial-grains-could-be-a-key-weapon-against-climate-change-but-not-until-researchers-increase-their-yield/2019/01/24/6df69be6-1f5f-11e9-8e21-59a09ff1e2a1_story.html by GlenTheMachine • 7 years ago 2 0 7 years agoWAwashingtonpost.com