Area of land on which the organization planted native species of trees during the reporting period.
Area of land on which the organization planted native species of trees during the reporting period.
Organizations should footnote all assumptions used.
This metric is intended to capture the planting of native species, a potential indicator of the organization's contribution toward environmental sustainability and positive environmental outcomes. Native species typically require less pesticides and fertilizers in their home territory, which can have environmental benefits.
This is a submetric of Area of Trees Planted: Total (PI4127), which has 0 other related submetrics.
June 2025 - IRIS+ v5.3b Released (current version)
No change.
December 2024 - IRIS+ v5.3a Released
No change.
June 2022 - IRIS+ v5.3 Released
Immaterial change. Minor revisions to definition and usage guidance for clarity.
May 2021 - IRIS+ v5.2 Released
No change.
January 2020 - IRIS+ v5.1 Released
No change.
May 2019 - IRIS+ v5.0 Released
No change.
March 2016 - IRIS+ v4.0 Released
Immaterial change. Metric name and definition modified to increase generalization and clarity.
March 2014 - IRIS+ v3.0 Released
Immaterial change. Minor revision to definition language for clarity.
February 2011 - IRIS+ v2.1 Released
No change.
September 2010 - IRIS+ v2.0 Released
No change.
September 2009 - IRIS+ v1.0 Released
New metric. Trees Planted: Native Species (PI3848) was developed via the Original IRIS Working Group.