// the blog

Field dispatches.

Notes from the front line of the fight for public space — launches, evidence drops, and the thinking behind the movement.

guide
Aug 10, 2026

Field Guide 01 — Start here

New here? Start with this. What the atlas is, why public space isn't blank space, and where you fit in.

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methodologyOwned web
Aug 31, 2026

How to audit outdoor advertising without claiming complete coverage

A practical, bounded method for councils and researchers to inspect outdoor-advertising evidence without overstating coverage, currency, or policy conclusions.

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methodologyowned-web
Aug 28, 2026

How can transit advertising be mapped as public-space evidence?

A bounded guide to inspecting transit advertising records, understanding verification limits, and documenting genuine observations.

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guide
Aug 9, 2026

Field Guide 02 — Spot it: document your first ad

The core move. How to turn an ad you walk past into a verified pin on the atlas — in about a minute.

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guide
Aug 8, 2026

Field Guide 03 — Scan it: let the camera do the work

Short on time? Point your phone at a billboard and let OOH Earth's AI capture do the logging.

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guide
Aug 7, 2026

Field Guide 04 — Reimagine it: put art back where the ad was

Documenting is the evidence. Reimagining is the point. See any ad replaced with art, in AR.

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guide
Aug 6, 2026

Field Guide 05 — The law is on your side

This isn't vandalism and it isn't fringe. The mapping — and the argument behind it — stands on real legal and human-rights ground.

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guide
Aug 5, 2026

Field Guide 06 — Back the commons: keep it free for everyone

The whole toolkit is free, and stays that way because people fund it. Here's how to back it — and how to go deeper.

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launch
Jul 29, 2026

OOH Earth is live: map the ads you never agreed to

A community atlas of outdoor advertising in public space — and the evidence to push back.

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explainer
Jul 28, 2026

What is subvertising?

A short primer on subvertising — and where it sits in a long tradition of reclaiming public space.

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