People across the world are reviving streets, towns and deserts with trees
Two residential towers in Milan have over 900 trees and 11,000 plants
Plants talk and share resources using an underground network called the "Wood Wide Web"
Restoring faith to Japan's sad forest
Jose Luis Alvarez has planted millions of trees to protect the monarch butterfly
A plan to bring the dry lands back to life.
People living in Paris are planting little gardens in the streets
Mbarouk Mussa Omar has planted over a million trees in the Zanzibar archipelago
The churches saving Ethiopia's trees