Gareth's Blog - Terra Infirma

Why Net Zero must be people-led, with Prof Marcelle McManus

14th November 2025

Professor Marcelle McManus of Bath University spends most of her waking hours developing new clean technology, but with a twist – she understands that human...

No, Sustainability isn’t “a balance”

12th November 2025

At least twice in the last couple of weeks, I have heard Sustainability described as "a balance between environment, economy and society". No it isn't....

I ain’t going to COP-a

10th November 2025

I've never been to a COP meeting. Nobody has ever invited me (can you hear the violins?), I've never spotted a role for me to...

Truckin’ on (bio)Gas with Philip Fjeld, CEO of ReFuels

7th November 2025

What do my morning paper, the laptop I'm typing this on and my lunch have in common? They've all been on at least one truck,...

Multiple Sustainability event brain dump

6th November 2025

On Tuesday morning I was at the Clean Energy UK/Net Zero North East England conference and, after an interlude talking hedgehogs and local authority finance...

In Sustainability, if you’re cajoling people, you’re losing

3rd November 2025

Ronald Reagan got plenty of opprobrium during his time as president (remember Spitting Image's The President's Brain is Missing! sketches? If not, ask your parents),...

Who says you can’t put a heat pump in a 16th Century farmhouse? with Alex Hilton

31st October 2025

I like people who do what 'everybody' says cannot be done. In this episode of the pod, Alex Hilton describes how he completely electrified his...

Why we couldn’t ‘reset’ Sustainability even if we wanted to

29th October 2025

Every week or so, I see some commentator or other calling for a 'reset' on Sustainability, Net Zero, the low carbon economy or some other...

Net Zero Business Academy 2026: Registration Now Open!

28th October 2025

Net Zero Business Academy is our set of 11 unique webinar sessions designed to help you accelerate your Sustainability programme whether in your own organisation...

The 80:20 rule and delivering Net Zero: how my thinking has evolved in the last decade

27th October 2025

Many moons ago, I wrote a short book 'Accelerating Sustainability using the 80:20 rule'. I'm sure anybody reading this will know broadly what the 80:20...

Gareth’s Blog