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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

Aug 31, 2026
Biogas & BiomethaneBiosolids & Sludge

Taranaki's Biogas Moment Has a Catch, and Almost Nobody in the Room Heard It

Biomethane is the obvious next move — and the digestate problem comes with it.

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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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Apr 22, 2026
Biogas & BiomethaneBiosolids & SludgeCompany News

Cleantech Expo at AUT Auckland

Cleantech Expo at AUT Auckland

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Mar 6, 2026
Biosolids & SludgeCarbon Markets & ETSWastewater Regulation

When the Skies Won't Stop

New Zealand's Unprecedented Storm Season

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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 17, 2026
Biosolids & SludgeCarbon Markets & ETSCompany News

Regional Finalist: 2026 Global Startup Awards

Make your vote for Green Startup of the year

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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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Feb 2, 2026
Biosolids & SludgeCarbon Markets & ETSClimate & Waste Policy

New Zealand's Critical Minerals Opportunity

Why Waste Recovery Could Be Our Strategic Advantage

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Jan 21, 2026
Biogas & BiomethaneBiosolids & SludgeMethane & Emissions

CarbonBridge novel bioreactor

Convert gases to fuels and chemicals

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Jan 12, 2026
Biosolids & SludgeClimate & Waste PolicyMethane & Emissions

New Zealand Is Spending $1 Billion to Bury Its Sludge

There's a Better Way

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Jan 5, 2026
Biosolids & SludgeCarbon Markets & ETSCompany News

Ahead of the Curve

Pioneering Two-Way Trade in the NZ-India Partnership

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Jul 31, 2026
Company NewsImpact & Investment

Under One Roof: The Aurora Climate Tech Summit 2026

Why New Zealand's bioeconomy is a deployment problem — not a technology problem.

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