Outside Adelaide there is a place where almost every species of Australian gum tree has been planted in the same place. The man behind this Ark-style project declared as a teenager that he wanted to be a ‘eucalyptologist’ and even trained, commando style, to track down one of the very rarest species from the Gibson Desert. Now, in his mid-40s, his arboretum is proving to be a vital place of research into climate change.
