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The Alimentary Systems journal · Aotearoa NZ

Unconventional Gold.

Waste-to-value, bioenergy and the carbon economy in Aotearoa — field notes from the living biorefinery.

// Move your cursor — the digester is feeding · click to send a pressure wave

Jul 24, 2026
Biogas & BiomethaneClimate & Waste PolicyEnergy SecurityWastewater Regulation

The Perfect Storm: Why New Zealand's Energy, Waste, and Water Crises All Point to Anaerobic Digestion

Three major forces have converged in the first half of 2026 — and they all validate the BRRP model simultaneously.

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Jun 24, 2026
Biogas & BiomethaneBiosolids & SludgeClimate & Waste Policy

Aotearoa Loses 192 Million Tonnes of Topsoil Every Year

That's 7 million dump trucks — one filled every 4.5 seconds, all year. Something has to change.

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Jun 22, 2026
Biogas & BiomethaneCarbon Markets & ETSClimate & Waste Policy

Five Billion Dollars. Offshore. For what?

Treasury has finally put a number on New Zealand's Paris bill. The only real question left is whether that value leaves the country — or builds something here.

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Jun 22, 2026
Biogas & BiomethaneClimate & Waste PolicyMethane & Emissions

Don't Wait for Policy: Local Action to Accelerate Energy Transitions

Key takeaways from ReEnergising!

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May 15, 2026
Biogas & BiomethaneCompany NewsEnergy Security

Why New Zealand Should Be Making Its Own Biofuels

Not Importing Them

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Apr 22, 2026
Biogas & BiomethaneBiosolids & SludgeCompany News

Cleantech Expo at AUT Auckland

Cleantech Expo at AUT Auckland

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Apr 13, 2026
Biogas & BiomethaneCarbon Markets & ETSClimate & Waste Policy

Door Number Three:

What Transition Engineering Means for the Future of Infrastructure

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Mar 17, 2026
Biogas & BiomethaneMethane & EmissionsTe Ao Māori

The Pipes Are Staying

What We Put Through Them Is the Real Question

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Feb 27, 2026
Biogas & BiomethaneBiosolids & SludgeWastewater Regulation

New Water Authorities, New Directors, New Risks

Why the Boards of New Zealand's Water CCOs Should Be Paying Attention to Biosolids

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Feb 19, 2026
Biogas & BiomethaneBiosolids & SludgeCarbon Markets & ETS

Solving Aotearoa's Waste Challenge

From the Ground Up

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Feb 11, 2026
Biogas & BiomethaneBiosolids & SludgeWastewater Regulation

Wellington's Wastewater Catastrophe Was Predictable

We Offered the Solution Before We Even Existed

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Jan 21, 2026
Biogas & BiomethaneBiosolids & SludgeMethane & Emissions

CarbonBridge novel bioreactor

Convert gases to fuels and chemicals

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May 15, 2026
Biogas & BiomethaneCompany NewsEnergy Security

Why New Zealand Should Be Making Its Own Biofuels

Not Importing Them

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