21 hours ago
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Carbon Neutral NZ Trust
Household Calculator
Data entry for Oct 2018 to Oct 2019
"Participation - that's what's gonna save the human race" - Pete Seeger, American Singer
Join our Great Kiwi Carbon Challenge
Your first step toward helping to save the human race starts by calculating your personal carbon footprint. Only by knowing your emissions you can start to do something about them.
Use our New Zealand centric calculator to determine your; household, business or school carbon emissions and sequestration.
We provide you with tools and advice to help you monitor and reduce your carbon footprint.
Please select the calculator you want to use
For the children
Kaitiaki - guardian of the land, sea and sky explains the buildup CO2 gas in our atmosphere
Advice, Case Studies and News
Transforming Wastewater in the Far North
In May 2026 a pilot wastewater treatment plant using electrocoagulation was commissioned in the Hokianga town of Rawene. Could this be the beginning of a transformation for the wider Far North? Follow the journey here.
NZ CO2e emissions data for 97 common food items - includes calculator
Use our spreadsheet (Google sheets) to calculate how your diet impacts on your CO2e emissions.
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