Stewards of the wild: 10 famous environmentalists that give us hope 

Jane Goodall is one of the most famous environmentalists of our time.The Nature Conservancy/Fair Use

We profile 10 famous environmentalists, from the girl who lived in a tree for two years to the sea captain faced with Interpol arrest

I recently read a fact that stopped in me my tracks: in optimum conditions, some trees can live forever. They are vulnerable to predators, disease and natural disasters, but unlike humans, these ‘biologically immortal’ trees rarely die simply because they get old.