Kaitiaki Carbon. iwi-attested carbon estimator

Estimate above-ground biomass and stored carbon for a parcel of whenua. with an optional iwi/hapū attestation overlay that records who holds mana over the land. NSVB math (USDA Forest Service GTR-WO-104), Aotearoa NZ species table, te reo Māori macron layer. Apache-2.0, no signup.

Name your whenua or parcel. The area in hectares is required. per-hectare tCO₂e is the standard unit for NZ forestry contracts and ETS reporting.

Whenua / parcel name

Area (hectares)*

Required. Per-ha numbers are the unit every NZ forest contract + ETS form uses.

One tree per line as a JSON object. You can use the supported species names directly. the right SPCD and WDSG are looked up for you.

Supported species: radiata-pine, rimu, kauri, totara, …

Optional. Paste a JSON attestation object to stamp the estimate with the iwi/hapū that consented to its use.

Optional