Researchers found that tree-based ecosystem benefits had a median annual value of $505 million, which is equivalent to $1.2 million per square kilometre of trees.
The CityTree isn't a tree at all. It's a hi-tech moss-covered wall that helps with air quality — one CityTree is equal to 275 urban trees.
A machine that plants trees. To slow down the rate of climate change, we need to be fast and efficientto grow forest in a massive scale. We need more Planting machines like these for a better earth. A forest growing machine.
Sam Van Aken, an artist and professor at Syracuse University, uses "chip grafting" to create trees that each bear 40 different varieties of stone fruits, or ...
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