A
- AAPG Bulletin
- Abstracts with programs (Geological Society of America)
- Acopios : revista ibérica de mineralogía
- Acta Adriatica
- Acta carsologica (Scientific Research Center of The Slovenian Academy of Sciences and Arts)
- Acta crystallographica. Section A, Foundations of crystallography
- Acta crystallographica. Section B, Structural science
- Acta crystallographica. Section C, Crystal structure communications
- Acta crystallographica. Section D, Biological crystallography
- Acta geológica lilloana
- Acta geologica polonica
- Acta geologica slovaca
- Acta mineralogica-petrographica
- Acta montanistica slovaca
- Acta palaeontologica polonica
- Acta palaeontologica romaniae
- Actividades técnicas y cientificas (CEDEX Centro de Estudios y Experimentación de Obras Públicas)
- Advances in geosciences (European Geosciences Union)
- Advances in petroleum exploration and development
- Advances in water resources
- African journal of environmental assessment and management
- African studies quarterly
- Agua y territorio
- Alfa : revista de seguridad nuclear y protección radiológica
- Alquibla : boletín informativo de la Asociación Española de Limnología
- Ambienta : la revista del Ministerio de Medio Ambiente
- Ambio : a journal of the human environment
- American journal of applied Sciences
- American journal of environmental sciences
- American journal of science (1880)
- American mineralogist, The
- American paleontologist
- Anais da Academia Brasileira de Ciências
- Anales de biología
- Anales de geografía de la Universidad Complutense
- Anales de la Real Sociedad Española de Química
- Andalucía subterránea
- Andean geology : formerly Revista geológica de Chile
- Annales de paléontologie
- Annales géologiques de la peninsule balkanique
- Annales geophysicae (European Geosciences Union)
- Annales Societatis Geologorum Poloniae
- Annals of geophysics
- Annals of science
- Annual report (Bureau de recherches géologiques et minières)
- Annual review of earth and planetary sciences
- Annual review of marine science
- Antarctic science
- Anuario de la minería de Chile
- Anuario do Instituto de Geociencias
- Anuario EUROPARC-España
- Applied clay science
- Applied earth science: transactions of the Institution of Mining & Metallurgy, Section B
- Applied geochemistry
- Applied ocean research
- Applied soil ecology
- Applied surface science
- AquaTIC (Zaragoza, España)
- Aquatic geochemistry
- Archiv für Molluskenkunde
- Archives des sciences
- Arid lands newsletter
- Arid soil research and rehabilitation
- Arizona geology
- Arquivos de zoologia
- Asian journal of earth sciences
- Astronomical and astrophysical transactions the journal of the Soviet Astronomical Society
- Astronomy and astrophysics review, The
- Astronomy and geophysics
- Astroparticle physics
- Astrophysical Journal, The
- Astrophysical journal, The. Supplement series
- Astrophysical letters & communications
- Astrophysics
- Astrophysics and space physics reviews
- Astrophysics and space science
- Astrophysics and space sciences transactions
- Atmósfera
- Atmospheric and oceanic optics
- Atmospheric chemistry and physics (European Geosciences Union)
- Atmospheric environment
- Atmospheric research
- Atti della Accademia Nazionale dei Lincei. Rendiconti Lincei. Scienze fisiche e naturali
- Atti della Società toscana di scienze naturali residente in Pisa. Serie B, Memorie
- Atti (Istituto Veneto di Scienze, Lettere ed Arti). Classe di scienze fisiche, matematiche e naturali
- AusGeo news
- Australian journal of earth sciences
- Austrian journal of earth sciences