A new approach to life cycle analysis can calculate precise footprints for thousands of individual commodity trade flows from source locality to export market.
Trase initiative launches its 2020 review of commodity deforestation, supply chains and zero-deforestation commitments.
![Photo of Usambara Mountains in Tanzania - https://commons.wikimedia.org/wiki/File:Usambara.jpg By Deogratiusf2 [CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0)], from Wikimedia Commons](https://www.sei.org/wp-content/uploads/2018/04/usambara-easternarcmountains-tanzania.jpg)
