Because arbuscular and ectomycorrhizal fungi produce different chemical signatures, researchers can use what's going on in the leaves to predict what's going on underground.
First of all, I would say that when we talk about capabilities, geopolitics is a very important exogenous factor that is going to have an impact on this industry.
I don't like what the economists call exogenous risks, uncontrollable risks, I know I have to assume some risks, but can we please make them execution risks?
Anyone who cares to examine my work will see that even when it is downright propaganda it contains much that a full-time politician would consider irrelevant.