Prospectivity mapping for geologic hydrogen ↗
Gelman, S. E.; Hearon, J. S.; Ellis, G. S.
DOI 10.3133/pp1900 GEOLOGICAL HYDROGEN / OPEN SCIENCE
An atlas built
on evidence.
Explore geological hydrogen through maps, published observations and traceable scientific sources. Start in Algeria. Put the evidence in a global context.
Research reference domains. No Algerian hydrogen reserve is claimed.
A TRACEABLE FIRST RELEASE
03Atlas workspaces
06USGS data layers integrated
13Curated scientific references
Inspect coverage & sources ↗THREE SCALES. ONE EVIDENCE FRAMEWORK.
Choose your field of view.
01 / H2ATLAS–DZAlgeria Atlas
Documented geological contexts, regional reference points and explicit data gaps.
Explore the reference domains →
02 / WORLDGlobal Atlas
A curated view of published cases. Country-level context keeps location uncertainty visible.
Compare published cases →
03 / UNITED STATESUSGS Explorer
Authentic USGS prospectivity layers, original classes and a versioned observation dataset.
Explore the USGS data →UNDERSTAND THE SYSTEM
Generation is
only the beginning.
A useful hydrogen system must connect generation, migration, accumulation and preservation. Follow the science, then examine the uncertainty.
Explore the science01GenerationWater + reactive minerals / radiation
02MigrationConnected fractures and pores
03Accumulation + sealA retained, accessible gas phase
↘ Losses: leakage · reaction · microbial consumption
FROM PUBLICATION TO MAP
Follow every layer back to its source.
Natural hydrogen resource accumulation in the continental crust ↗
Ballentine, C. J.; Karolytė, R.; Cheng, A.; Sherwood Lollar, B.; Gluyas, J. G.; Daly, M. C.
DOI 10.1038/s43017-025-00670-1Mineralogical and geochemical characteristics of Al–Fe granulites and banded iron formations in the Archean supracrustal unit of the In Ouzzal terrane (NW Hoggar, Algeria) ↗
Badani, A. et al.
DOI 10.1016/j.chemer.2025.126261SCIENCE IS A COLLECTIVE EFFORT
Contribute evidence. Improve the atlas.
Discuss published data, scientific collaboration or a correction with the H2A project.