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The global energy sector from a subsurface perspective

South America

Wildcat activity in the Latin American Atlantic Margin

Andres Mesa, NVentures
All eyes are on the Stabroek Block, where ExxonMo­bil and its partners have embarked on a signifi­cant three-well drilling program. The campaign, which commenced in April 2025, includes the Hamlet-1,…

Self-similar structures and DHI indicators in the Greater Caribbean

Mike Powney, Geoex MCG, Julian Sherriff and Stephen Doyle, DUG Technology
Bridging proven plays and frontier potential The offshore of the Caribbean has experienced a dramatic and enduring tectonic history full of movement and continuous accommodation. Forming in the Late Cretaceous…

Petronas ambitious 2025 drilling campaign offshore Suriname

Andres Mesa, NVentures
Petronas has reinforced its position in Suriname’s prolific offshore Block 52 with a series of successful discoveries since 2020 – Sloanea-1, Roystonea-1, and Fusaea-1-along the Upper Cretaceous Golden Lane trend.…

The future has arrived

Neil Hodgson, Karyna Rodriguez and Lauren Found, Searcher
Figure 1: Location of the 3D seismic datasets acquired between 2022 and 2024 in the Orange and Pelotas Basins. Contourites: When everything going sideways saves the day Though complex in…

The Equatorial Margin of Brazil is open for business

Kyle Reuber, Pedro Zalan and Henri Houllevigue, TGS
Figure 1: TGS data library map, basins, 2025 OPC Blocks, exploration wells and fields for the Equatorial Margin of Brazil. Key and recent discoveries marked with a green dot. The…

Hydrogen exploration potential in Uruguay

Josefina Marmisolle, Cecilia Romeu, Santiago Ferro, Pablo Gristo, Juan Tomasini, Rodrigo Novo and Natalia Blánquez, ANCAP
Uruguay has completed the first phase of its energy tran­sition; most electricity is now generated from renewable sources. For the second phase, the coun­try has identified green hydrogen and its…

Deepwater exploration: It’s the hope that keeps us here

Neil Hodgson, Karyna Rodriguez and Lauren Found, Searcher
New technologies for deepwater So, where do you look for billions of barrels of oil and gas equivalent, after really smart and determined humans built a civilization out of looking…

A legacy of hyperpycnal flows

Marcos Asensio
Illustration by: Marcos Asensio. The cretaceous U and T sandstones, key petroleum reservoirs in the Oriente Ba­sin of Ecuador, have been the focus of a groundbreaking reinterpre­tation. Recent studies of…

Pacific oil rush: The sequel – and this time it’s Ecuador

Karyna Rodriguez, Neil Hodgson and Lauren Found, Searcher
Offshore Ecuador as the sweet spot for oil exploration It is about time to conclude that a single gas field does not do the prospective nature of Ecuador enough justice…