GreenOps Is FinOps With a Second Bill: Carbon-Aware Scheduling in Practice
Most of us learned to think about cloud workloads in terms of one bill: the dollar cost. There is a second bill arriving, and it is denominated in c…
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My workstation was faking sleep: how a $15 meter caught 163 watts of waste
I have a Threadripper workstation with two RTX A6000s in my home lab — a machine I'm proud of and slightly afraid of, wattage-wise. A few weeks ago…
I Built an AI That Tells You How Much Water It Just Drank
In June the UN asked every major AI company to publish its water footprint. Most still haven’t. So I built the version that does. Ask ChatGPT a ques…
Most of a test phone's carbon is emitted before the first test runs
There is a drawer in most mobile teams' offices. Mine had fourteen phones in it. Two iPhones were frozen on old iOS versions with updates blocked, b…
Google’s AI buildout drove 37% increase in electricity use in 2025
Google tries balancing AI data center emissions with clean energy efforts.
NVIDIA's warm-water fix for AI's thirsty data centers
NVIDIA has proposed a liquid-cooling design for AI data centers that it says can eliminate virtually all on-site water consumption for chip cooling,…
AI Data Centers and Nature - What the fuss is really about?
Every time you ask a chatbot to draft an email, something physical happens a long way away. In a windowless shed the size of a cathedral, thousands…
Junkyard Computing: The Engineering Case for Building Server Clusters from Dead Smartphones
TL;DR A cluster of discarded smartphones can match the cost and performance profile of cloud server instances for a defined, bounded class of worklo…
BioCyclic Wins at HackAmerica 🌍♻️
I’m excited to share that BioCyclic was selected as a winning project at HackAmerica. BioCyclic started with a question: What if waste wasn’t the en…
The Illusion of Scale, Part 5: The System That Outlives the Team
A few years ago I built an electronic search warrant system for a state law enforcement agency. Paper process, courthouse logistics, hours of waitin…
The "Audit Trail" Pattern: Architecture for Immutable Sustainability Data
In standard CRUD apps, if a user updates their profile name, you overwrite the database row. No big deal. But in CSRD (Corporate Sustainability Repo…
Sustainable AI Starts with Efficient AI
AI is no longer a side experiment. It is already part of products, workflows, and day-to-day operations. So the question is not whether companies sh…
EU Digital Product Passports in 2026: A Developer's Implementation Guide
The EU's Digital Product Passport (DPP) requirement is moving from regulatory text to technical reality. Under the Ecodesign for Sustainable Product…
I built a carbon linter for Terraform PRs — here's the full stack
Most cloud sustainability tools are built for sustainability officers. They pull three-month-old billing data, run it through a proprietary model, a…
How to Actually Measure Your AI Workload's Water and Energy Footprint
Your team just shipped an ML inference endpoint. Stakeholders are asking uncomfortable questions about environmental impact. Someone forwards a scar…