public marks

PUBLIC MARKS from paleorthid with tags carbon & innovation

2008

Soil organisms help ranchers

(via)
Intense, low duration grazing builds soil vitality, and increases soil organic matter. Rhizosperic soil can get awfully puny under long duration grazing. Topsoil pales and topsoil depth is lost, but not to sediment discharge or wind erosion. The in-situ transformation of topsoil to not-topsoil results in the discharge of soil carbon to the atmosphere. The good news is that, unlike wind erosion, water erosion, sheet erosion, or gully erosion erosion, this yet-to-be-named variant of topsoil erosion is reversible.

2006

Amazing Carbon

Web site discusses science in support of using grassland to sequester atmospheric carbon.

transect points: Toronto Star reports on terra preta and terra mulata

The article highlights some important nuances. Terra mulata, the lighter type of terra preta, covers much more area than the celebrated black type central to the concept of terra preta.