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The global energy sector from a subsurface perspective

Oil & Gas

Applying Canadian oil industry technology abroad

Tako Koning, Geological Consultant
Alvopetro Energy is one of the many Cal­gary-based Canadian energy companies in­volved in international exploration and production. Like most of those companies, Alvopetro is listed on the TSX Venture Exchange.…

Eni’s success in the Kutei Basin continues

Jonathan Craig, NVentures
Eni announced a major gas discovery at the Geliga-1 wildcat in the Ganal block, offshore Indonesia’s Kutei Basin in April 2026. The well, approximately 70km offshore, is estimated to contain…

The boon of Block 6

Rene Jonk and Henk Kombrink
Let’s start with a quiz. What is the basin with the highest resource density in the world? The answer is the Gulf of Suez. Not many people will have guessed…

Geliga-1 – the gas discovery sourced by sandstones

Henk Kombrink
Today, operator ENI and partner SINOPEC (18%) announced a new giant gas and condensate discovery in the Kutei Basin, offshore East Kalimantan in Indonesia. According to ENI, the new find…

Conjugate margins in the Indian Ocean

Madeleine Slatford, NVentures
The concept of conjugate margins as a geologi­cal model on which to base exploration strategy is well established in the Atlantic, where the exten­sional plate boundaries and geomorphology are clear…

Why post well analysis matters

Henk Kombrink
Most companies are aware of the value of doing post well anal­ysis (PWA). But it is often done in spreadsheets. In that case, there is a high risk for myths…

When energy stopped being treated as real

Rodney Garrard
The policy responses of that period reflected this understanding. France invested heavily in nuclear power to reduce exposure to imported fuels. The UK committed capital and labour to developing the…

bp and Brazil

Ian Cross, Moyes & Co
In August 2025, bp announced the much-needed news that its exploration well designated 1-BP-13-SPS in the Bumerangue Production Sharing Contract block, located in the prolific Santos Basin, was a significant…

Grand plans, challenging geology

Henk Kombrink
Two things came together for bp in the late 1980s and the early 1990s. First, there were significant oil discoveries in Colombia. Then came the Apertura in Venezuela in the…

Long-distance up-flank oil migration offshore Brazil

Sharon Cornelius, Kenneth Shipper, Paul Mann, CBTH Project, University of Houston and Andrew Pepper, This is Petroleum Systems
This article discusses the results of a four-year 3D Earth modelling project that included detailed seismic mapping of 17 surfaces between the seafloor and the top of the Moho, using…

A new frontier for Nigeria’s stranded associated gas

Chimezie Uduba, Barikorndum Needam, Adedotun Olalere, Chinweike Okeke, Temim Yusuf, Rasak Sunmonu, Kazeem A. Lawal and Segun Owolabi, FIRST E&P
Nigeria’s Niger Delta remains one of the world’s most prolific hydrocarbon provinces. Yet, the region continues to grapple with the challenge of managing and monetising asso­ciated gas (AG) in oil…