ROOTS
I’ve long been interested in plant roots in the context of their effects on geomorphology and soils, which are many (see the reference below, for starters). Having my antennae up for root research beyond the realm of botany and plant physiology, I came across a very interesting new article by Fredrik Sønderholm and Christian Bjerrum: Minimum levels of atmospheric oxygen from fossil tree roots imply new plant−oxygen feedback, in Geobiology (2021). The abstract is below: