To map every tree on Earth

We could soon map every tree on Earth An analysis of satellite images has pinpointed individual tree canopies over a large area of West Africa. The data suggest that it will soon be possible, with certain limitations, to map the location and size of every tree worldwide. Remote-sensing scientists Niall Hanan and Julius Anchang dig into the research done by ecologist Martin Brandt and colleagues. Nature | 7 min read Reference: Nature paper