by Liz Theriault, Maine EPSCoR Student Writer WHAT MAKES UP THE AIR WE BREATHE? The first answer that comes to mind may be, rather obviously, oxygen. Yet oxygen isn’t the only molecule surrounding us in our atmosphere, and it isn’t even the most abundant. In fact, air is made of 78% nitrogen. For researchers like read more How One Maine-eDNA Graduate Student is Using eDNA to Better Understand the Nitrogen Cycle