That's when a plant releases toxins into the soil so competing plants can't grow. There is still some uncertainty about the level of allelopathy that eucalyptus trees have, but it's something to ...

Almost a century later, Scandinavian timber companies began buying up vast parcels of Portuguese land to grow Eucalyptus globulus, or blue gums, to pulp for paper. The vast plantations crippled ...

Better to grow instead of not deforest ... that remove greenhouse gases from the atmosphere. The fast-growing eucalyptus trees, which store carbon in their lignin, should make this possible.