2001 Conant and Paustian CSU – 115 ranches globally – 0.54 ton2/ha.year
2011 Teague et al. Ranches TX – Holistically managed- additional 3 ton2/ha.year
Machmuller et al - Nature – 8 ton2/ha.year in 3 year period cropland to grazing
Jason Rowntree – MSU – 4 ton2/ha.year
USA 25% ag land - entire carbon footprint of NA ag could be mitigated
2 ton2/ha.year - 5 billion has grasslands - 10 gigatons or 5 ppm/year