TY - RPRT TI - Dryland biological soil crust cyanobacteria show unexpected decreases in abundance under long-term elevated CO 2 AU - Blaire Steven AU - La Verne Gallegos-Graves AU - Chris M. Yeager AU - Jayne Belnap AU - R. David Evans AU - Cheryl R. Kuske PY - 2012 DO - 10.1111/1462-2920.12011 UR - https://pubs.usgs.gov/publication/70107101 ID - 70107101 ER -