Viewing posts by Peter Donovan

Judy Schwartz: The Reindeer Chronicles

Posted by Peter Donovan 2 months, 4 weeks ago

YES! magazine recently published a review of Judy Schwartz's new book plus some interview excerpts:

Soil‑microbe systems are self‑organising states

Posted by Peter Donovan 4 months ago in policy and framing /

by Susan Cousineau

(Instagram @susan.cousineau)
Neal, A. L., Bacq-Labreuil, A., Zhang, X., Clark, I. M., Coleman, K., Mooney, S. J., Ritz, K., & Crawford, J. W. (2020). Soil as an extended composite phenotype of the microbial metagenome. Scientific Reports, 10(1), 10649.
This paper was a really dense read, but in a nutshell establishes soil as a self-organizing system derived from the interplay of microbial genetics (not just the whole organisms) and soil characteristics, rather than a reducible, mechanical system of many parts. While that may at first glance seem kind of self-evident, here's the peer-reviewed science to back it up.
The authors determined that the soil isn't just influenced by microbes; and microbial populations aren't just influenced by soil type, structure, soil organic matter, and so on.

Enabling good questions

Posted by Peter Donovan 5 months, 1 week ago in ruminations /

In discussions of regenerative agriculture, soil health, and climate change, it's common to encounter these kinds of questions:

Abe Collins: hiring farmers to grow deep topsoil watersheds

Posted by Peter Donovan 8 months, 2 weeks ago in policy and framing /

Abe Collins presented at the Grassfed Exchange in February 2018 on Landstream. A great presentation.


Posted by Peter Donovan 9 months, 1 week ago

Bioprecipitation is about the influence of biology, such as the bacteria Pseudomonas syringae, on rainfall. An introductory video from Cindy Morris. Contains links and references at the end.