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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

Dec 2, 2025
Biogas & BiomethaneBiosolids & SludgeWastewater Regulation

New Biosolids Regulations

What Councils Need to Know About Co-Digestion Solutions

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May 6, 2025
Biogas & BiomethaneCarbon Markets & ETSMethane & Emissions

Bioenergy Revolution

Different Paths, Similar Outcomes in California and New Zealand

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Dec 10, 2024
Biogas & BiomethaneBiosolids & SludgeCarbon Markets & ETS

What Sets ASL Apart?

Q&A with Seth Scott - PJM for Sustainability at Infrastructure Sustainability Council

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Nov 9, 2022
Biogas & BiomethaneCarbon Markets & ETSClimate & Waste Policy

Awarded Impact funding from Akina

Credit: © 2022 Ākina Foundation Aotearoa needs more businesses that make a positive difference New Zealand’s impact investing market is valued at $8 billion. Investors are increasingly looking to inve...

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Jul 19, 2022
Biogas & BiomethaneBiosolids & SludgeImpact & Investment

Improved environmental accounting & intelligent systems to future-proof agriculture.

EHF Fellow Harmaan Madon and Dr Kate Meyer of the Planetary Accounting Network to discuss practical industry solutions for tackling the climate crisis. With a foreword by Owen Gaffney from the Stockho...

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Jun 29, 2022
Biogas & BiomethaneBiosolids & SludgeClimate & Waste Policy

Did you know a cow can solve our emissions and energy crisis?

Check out our shortened version of the Alimentary Systems Creative HQ pitch from Wellington Zoo. Find out how cow inspired our solution to; Reduce capital spending & save rate payers money Create bioe...

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Nov 9, 2021
Biogas & BiomethaneEnergy SecurityMethane & Emissions

Unlocking New Zealand’s Biomethane Potential

[](/web/content/1706?access_token=adb5cc1c-d4d8-46fc-8e6d-b370e1b3fdd4&unique=09ee31b025ab3c1e59fff7523858d9dd95d035c8&download=true) A report recently released by Beca, Fonterra and First Gas outline...

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Nov 3, 2021
Biogas & BiomethaneCarbon Markets & ETSClimate & Waste Policy

The problem with coal and water

Sometimes it's better to rely on others to tell the real story. In this first video, Behind New Zealand's '100% Pure' Image lies a Dirty Truth by Foreign Correspondent for ABC discusses the real story...

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Sep 29, 2021
Biogas & BiomethaneClimate & Waste PolicyImpact & Investment

Bioenergy in Aotearoa

Bioenergy will play a key role in reducing the world's reliance on extracted fuel sources in the race to emissions neutrality. Still, the biofuels mandate in New Zealand is only recent. Hear the recor...

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Jul 31, 2021
Biogas & BiomethaneBiosolids & SludgeClimate & Waste Policy

Is New Zealand greenwashing?

We have been revising the eligibility for our project to qualify for certified emissions reductions. However, we are unable to establish a baseline in NZ for wastewater sludge emissions. We recognise ...

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Jul 29, 2021
Biogas & BiomethaneCarbon Markets & ETSClimate & Waste Policy

Circular Economy & Transition Engineering

The bioenergy sector in Europe, the United Kingdom, Germany, and Denmark differs from the New Zealand market and is, therefore, more mature due to the mechanism employed in each region. In Denmark, fo...

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Jul 11, 2021
Biogas & BiomethaneBiosolids & SludgeMethane & Emissions

Sh*t happens or....

Unless you're sick or starving, you're probably on the toilet at least once a day. While sitting on the loo often provides plenty of time for contemplation, have you ever wondered what happens once yo...

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