Global Forest
Global Tree Cover
Year 2000. World Land Surface: 31%. Density: appx. 4.1 billion hectares.
4
Global Tree Loss
Period 2000 - 2012
5
Global Tree Gain
Period 2000 - 2012. The average annual rate of increase is 3.1 million ha per year.
6
Global Tree Cover
7
Deforestation Areas
8
Global Tree Gain
9
Regional Tree Cover Loss by Agent from 2001-2018
10
Brazil Tree Loss and Gain from 2000-2018
11
Brazil Tree Loss and Gain from 2000-2018
12
Regional Tree Cover Percentage
Forests cover 30.6% of the world’s land surface, approximately 4 billion hectares (One hectare = 2.47 acres.) This is down from the pre-industrial area of 5.9 billion hectares.
13
The Wood Wide Web
Through the mycorrhizal network trees warn each other from potential danger using chemical signals. When trees grow together nutrients and water can be optimally divided among them all.
14
Trees in Farm Fields | Agriculture
Breeding more wilderness into the forest is necessary for the overall health of trees.
15
Solidia Technologies
1. & 14. Beiler, Kevin J., Suzanne W. Simard, and Daniel M. Durall. “Topology of Tree-Mycorrhizal Fungus Interaction Networks in Xeric and Mesic Douglas-Fir Forests.” Journal of Ecology 103, no. 3 (September 2015): 7, 22. https://doi.org/10.1111/1365-2745.12387.
3. Wohlleben, Peter. HIDDEN LIFE OF TREES: What They Feel, How They Communicate? Discoveries from a Secret World: GREYSTONE Books, 2018.
10. Harris, Nancy, Thailynn Munroe, Elizabeth Dow Goldman, Christy Slay, and Forrest Follett. “Agriculture Drove Recent Record-Breaking Tree Cover Loss.” World Resources Institute, March 4, 2020. https://www.wri.org/blog/2020/02/agriculture-drove-recent-record-breaking-tree-cover-loss.
11. & 12. Bloomberg.com. Bloomberg. Accessed April 3, 2020. https://www.bloomberg.com/graphics/2019-why-amazon-rainforest-is-on-fire/.
15. Simard, Suzanne. TED. Accessed April 3, 2020. https://www.ted.com/talks/suzanne_simard_how_trees_talk_to_each_other#t-16861.