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THE EARTHSCAN QUARTERLY · OVERVIEW

Three quarters,
one through-line.

Q3 2026
Subsurface Intelligence — Q3 2026
Q2 2026
From AI Customer to AI Builder
Q1 2026
One Log, Three Tracks

The year energy stopped buying AI and started building it — read across our three most recent issues.

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THIS QUARTER
Vol. 5, No. 3 · SEP 2026

Subsurface Intelligence — Q3 2026

Most enterprise AI initiatives do not fail on the model. They fizzle on the data layer, in a repeatable loop: a tactical fix, then a specialist hire that confirms the fix, then a data strategy that produces a deck instead of access, then a fall back to another tactical fix, with data debt accumulating each turn. This whitepaper names that pathology from a real intervention on an Oman carbonate engagement, sets it against the three questions a stalled programme never answers (I can't access the data, I don't trust the data, it takes too long to get to it), and lays out the fix we ran: a practice-and-platform operating model delivered as three ordered four-day workshops on a three-horizon climb, not another model bolted onto the same broken estate.

1 ARTICLES7 MINOpen the issue →
PREVIOUS EDITION
Vol. 5, No. 2 · JUN 2026

From AI Customer to AI Builder

Operators start building what they used to buy: domain-native wellbore LLMs, basin-trained seismic foundation models, VeerNet log digitisation, agentic MLOps and drilling agents in the field, carbonate vug and fracture vision, and a first move into lignin.

23 ARTICLES239 MINOpen the issue →
PREVIOUS EDITION
Vol. 5, No. 1 · MAR 2026

One Log, Three Tracks

No single method reads carbonate rock, so this issue routes one image log into three tracks: a supervised fracture and bedding detector, classical-CV vug counts, and kriged well-to-well ties. The programme behind it lands in SPE Journal and at EAGE.

18 ARTICLES194 MINOpen the issue →
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EarthScan Quarterly
THE JOURNAL OF SUBSURFACE INTELLIGENCE
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