Explainers
What rising temperatures mean for race-day performance
Heat is already slowing athletes down and cancelling races. Here is what the science says, and what the brands in your kit bag have to do with it.
Barnaby Coupe
Explainers
Why energy gel packaging is an environmental mess - and why it's so hard to fix
Most gel wrappers have no viable end-of-life pathway. Here is why the problem is harder to solve than it looks.
Buying Guides
Sustainable Sports Nutrition Buying Guide (2026)
Sports nutrition has a long way to go to improve sustainability. This guide identifies which brands are moving in the right direction. Every brand is scored against a published framework, using evidence that's independently verifiable. So you can buy with confidence, not just good intentions.
Explainers
Why does sportswear use synthetics, and what does it cost?
Most performance kit starts life as crude oil and ends in landfill. This piece explains why, what the alternatives look like, and what to look for when you next need to replace something.
Buying Guides
Sustainable Cycling Clothing Buying Guide (2026)
Cycling kit is full of sustainability claims. This guide is here to help you work out which ones hold up. Every brand is scored against a published framework, using evidence that's independently verifiable. So you can buy with confidence, not just good intentions.
Explainers
How to Choose Ethical Sports Brands
"Sustainable" is everywhere in endurance sport. But when you see the claim, can you actually tell if it means anything?
Explainers
Why Ethical Endurance Exists - and What We're Building
I'm a triathlete. I train most days, race when I can, and spend more time than I'd like to admit thinking about kit. But something started to bother me — and it's not my swim pace.