While walking through this region we made a surprising observation: where farmers had until recently grown pines in wood lots meant for paper and pulp production, they are now planting eucalyptus trees. They explained that these exotics would mature in 25 years while pines required 50.
Importing eucalyptus was evidently controversial. The Australian native species can be a hazard waiting to ignite as Californians have discovered.
In Spain we saw signs of vocal opposition to imports: