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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
Climate & Waste PolicyTe Ao Māori

Two Declined Consents, and What They Should Have Taught New Zealand's Energy Sector

Two declined consents, and the partnership lesson the sector still hasn’t learned.

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Aug 31, 2026
Climate & Waste PolicyEnergy Security

We Swapped One Fuel for a Whole Toolbox, and That's Why This Feels So Hard

One fuel became a whole toolbox. That is why this feels so hard.

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Aug 20, 2026
Carbon Markets & ETSClimate & Waste PolicyCompany News

Why the Best Clean Tech in the World Still Can't Get Out of the Lab

When does good evidence actually change policy? Notes from Tech Tuesday.

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Aug 4, 2026
Carbon Markets & ETSClimate & Waste PolicyEnergy Security

From ambition to adoption: what five parties actually said about climate tech

The summit closed with a cross-party political forum — and for once it wasn't platitudes. Five parties argued, in specifics, about R&D, the "missing middle," procurement, an enduring energy strategy and the bioeconomy. Here is the fullest account of who said what.

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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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Jun 15, 2026
Climate & Waste PolicyCompany NewsEnergy Security

The Pacific’s Energy and Waste Future Is Shifting

What we heard at the MFAT Pacific Update 2026 — and why it matters for the work we do.

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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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Feb 5, 2026
Carbon Markets & ETSClimate & Waste PolicyMethane & Emissions

New Zealand's ETS Is Tightening

That's Exactly What Circular Bioenergy Needs

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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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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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