1920: First Meeting
25 members were present at the first meeting of AGU.
1932: Annual Dues Set
Annual Membership dues was $2.00
1939: First William Bowie Medal Awarded
AGU's highest honor, the Bowie Medal was established in honor of William Bowie for his spirit of helpfulness and friendliness in unselfish cooperative research. Bowie was the first recipient of this medal.
1940: Tectonophysics Section Established
Tectonophysics Section was established and Leason Heberling Adams elected Section president.
1945: Transactions Launched
Transactions launched as an official publication of AGU
1956: Geophysical Series Launched
Geophysical Mograph Series launched.
1958: Eight Sections Established
AGU established eight Sections: Geodesy; Seismology; Meterology; Geomagnetism and Aeronomy; Oceanography/Volcanology/Geochemistry; Petrology; Hydrology; and Tectonophysics.
1962: First Class of Fellows
AGU announces 196 members as the first class of Union Fellows.
1964: New Journal Announced
Due to popularity, AGU splits the journal JGR and publishes the first issue of JGR: Space Sciences.
1965: First Issue of Water Resources Research Published
AGU published the first issue of Water Resources Research with co-editors Walter B. Langbein and Allen Kneese.
1968: New Journals Announced
AGU splits JGR again and publishes JGR: Space, Solid Earth, and Atmospheric and Oceans
1968: Western National Meeting becomes Fall Meeting
AGU 's Western National Meeting held in San Francisco, California becomes the Annual Fall Meeting.
1969: First Issue of Eos Published
AGU publishes the first monthly issue of Eos, the new Transactions.
1972: AGU Becomes a Society
AGU formally incorporated as an independent society.
1974: First issue of GRL Published
AGU publishes the first issue of Geophysical Research Letters with Noel Hinners as editor.
1975: Chapman Conferences Established
Council adopts the name Chapman Conference for topical meetings.
1978: New Journals Announced
AGU launches the new journals JGR: Space Physics, JGR: Solid Earth, JGR: Oceans.
1979: New AGU Headquarters
AGU moves into a new building moved to a new headquaters building at 2000 Florida Avenue in Washington, D.C.
1979: Eos Published Weekly
Eos transitions to a weekly news-sheet.
1982: First Ocean Sciences Meeting Convened
AGU and ASLO convenes the first joint Ocean Sciences Meeting with 700 attendees.
1986: First Issue of Paleoceanography Published
AGU publishes the first issue of Paleoceanography which transitioned to Paleoclimatology in 2017.)
1991: Demolition of Old AGU Headquarters
Council approves razing the AGU headquarters building and building a new headquarters designed to take AGU well into the next century.
1991: New Journal Announced
AGU launches the journal JGR: Planets.
2000: First Online Journal
AGU establishes the first online journal G- Cubed - Geochemistry, Geophysics, Geosystems.
2002: All AGU Journals Published Online
Publication of AGU journals advances with technolgoy and are available online.
2003: First Issue of Space Weather Publishes
AGU publishes the first issue of Space Weather: The International Journal of Research and Applications (SWE). The journal uniquely includes Editorials, Comments, and Feature articles, in addition to the technical papers.Read more
2009: AGU’s First Open Access Journal
AGU publishes the first fully open access journal JAMES.
2010: New AGU Mission
Board approves a new stragetic mission for AGU.
2012: AGU Partners with Wiley
AGU partners with publisher John Wiley & Co. for journal and book distribution.
2013: Earth’s Future Established
AGU establishes the open access journal Earth 's Future examining the state of the planet and its inhabitants, sustainable and resilient societies.
2014: Eos.org Goes Live
AGU launches the online Eos.org, making the publication more accessible to all audiences.
2016: AGU Headquarters Approved for Net Zero Renovation
Board of Directors approves the renovation of AGU's headquarters as the first net zero energy commercial building renovation in Washington, D.C.
2016: New Journal and Section Announced
AGU establishes the journal GeoHealth and GeoHealth Section.
2017: Fall Meeting Relocates
AGU Convened the 50th Fall Meeting in New Orleans, Louisiana.
2018: AGU Launches Centennial Celebration at Fall Meeting
AGU launches Centennial Celebration