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The global energy sector from a subsurface perspective

Worldwide

Creating a source rock and storing it for good

Henk Kombrink
“We started as a project when Swiss supermarket concern Migros wanted to find a solution to process its food waste in a carbon-neutral way,” says geologist Tim Baars from Recoal.…

The E&P industry of the future

Rachael Moreland, VP Global Energy Software & Innovation Lead
An industry in transition or transformation? The upstream E&P sector has faced challenges over the last decade, including a downturn, the energy transition, and COVID-19. The industry is resilient but…

Estimates of trapped hydrogen globally – a reality check

Arnout Everts, AEGeo
Over the last few years, there has been a continu­ous stream of news cover­age on “ground-breaking natural-hydrogen discoveries.” A paper by Ellis and Gelman, published late last year, very much…

Fresh water in deep-marine sandstones – how come?

Henk Kombrink, with contributions from Brian Frost, Juan Soto, Neil Hodgson, Duncan Wallace, Benoît Hauville and John Cater
“A famous example of anchoring is finding a high resistivity anomaly on a structure in a deep-water turbidite play and assuming it can only be pe­troleum related,” wrote exploration geologist…

Deciphering Earth’s secrets

Molly Turko - Devon Energy
Faults on geolog­ical maps are far more than just lines; they are a critical form of communication, conveying essential infor­mation about the Earth’s subsurface structure and tectonic history. Central to…

Subsurface noise, Issue 1, 2025

Henk Kombrink
HOW TO KEEP PEOPLE ON YOUR PAYROLL WHEN YOUR ASSETS HAVE ALL CEASED PRODUCTION? That’s the question one particular operator faces in the North Sea. And they have found a…