BAMS State of the Climate - 2011

BAMS State of the Climate in 2011 Cover

The State of the Climate in 2011 is a supplement to the July 2012 issue (Vol. 93, No. 7) of the Bulletin of the American Meteorological Society (BAMS).

Supplemental and Summary Materials

July 10, 2012 Webinar: Briefing Slides (PDF)

This briefing package was used in webinars associated with the report's release.
Webinar Slides (12 slides)

Highlights Materials

These highlights of the State of the Climate in 2011 were created by the climate.gov team in consultation with the report's editors and authors. They are based primarily upon the content of the report, but may draw upon other sources.

Real-Time Attribution Paper

This article also appeared in the July 2012 issue of the Bulletin of the American Meteorological Society.
Explaining Extreme Events of 2011 from a Climate Perspective

Full Report

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  1. Front Matter and Abstract: Lo Rez 0.4 MB | Hi Rez coming soon
    1. Title page
    2. Author Affiliations
    3. Table of contents
    4. Abstract
  2. Introduction: Lo Rez 0.8 MB | Hi Rez coming soon | Figures coming soon
  3. Global Climate: Lo Rez 4.1 MB | Hi Rez coming soon | Figures coming soon
    1. Overview
    2. Temperature
    3. Cryosphere
    4. Hydrologic cycle
    5. Atmospheric circulation
    6. Earth radiation budget at top-of-atmosphere
    7. Atmospheric composition
    8. Land surface properties
  4. Global Oceans: Lo Rez 2.4 MB | Hi Rez coming soon | Figures coming soon
    1. Overview
    2. Sea surface temperatures
    3. Ocean heat content
    4. Global ocean heat fluxes
    5. Sea surface salinity
    6. Subsurface salinity
    7. Surface currents
    8. Meridional overturning circulation observations in the subtropical North Atlantic
    9. Sea level variability and change
    10. Global ocean carbon cycle
  5. The Tropics: Lo Rez 3.1 MB | Hi Rez coming soon | Figures coming soon
    1. Overview
    2. ENSO and the tropical Pacific
    3. The Madden-Julian Oscillation
    4. Tropical intraseasonal activity
    5. Tropical cyclones
    6. Tropical cyclone heat potential
    7. Intertropical convergence zones
    8. Atlantic Multidecadal Oscillation
    9. Indian Ocean dipole
  6. The Arctic: Lo Rez 1.5 MB | Hi Rez coming soon | Figures coming soon
    1. Overview
    2. Air temperature, atmospheric circulation, and clouds
    3. Ozone and UV radiation
    4. Terrestrial snow
    5. Glaciers and ice caps (outside Greenland)
    6. Greenland ice sheet
    7. Permafrost
    8. Lake ice
    9. Sea ice cover
    10. Ocean
    11. Ocean acidification
  7. Antarctica: Lo Rez 1.0 MB | Hi Rez coming soon | Figures coming soon
    1. Overview
    2. Circulation
    3. Surface manned and automatic weather station observations
    4. Net precipitation
    5. Seasonal melt extent and duration
    6. Sea-ice extent and concentration
    7. Ozone depletion
  8. Regional Climates: Lo Rez 3.1 MB | Hi Rez coming soon | Figures coming soon
    1. Overview
    2. North America
    3. Central America and the Caribbean
    4. South America
    5. Africa
    6. Europe
    7. Asia
    8. Oceania
  9. Appendices: Lo Rez 0.9 MB | Hi Rez coming soon | Figures coming soon
    1. Seasonal Summaries
    2. Relevant Datasets and Sources
  10. Back Matter: Lo Rez 0.7 MB | Hi Rez coming soon
    1. Acknowledgments
    2. Acronyms and Abbreviations
    3. References

How to cite the document

  • Citing the complete report:Blunden, J., and D. S. Arndt, Eds., 2012: State of the Climate in 2011. Bull. Amer. Meteor. Soc., 93 (7), S1-S264.
  • Citing a chapter (example): Gregg, M. C. and M. L. Newlin, Eds., 2012: Global Oceans [in "State of the Climate in 2011"]. Bull. Amer. Meteor. Soc., 93 (7), S57-92.
  • Citing a section (example): Johnson, G. C., and J. M. Lyman, 2012: [Global Oceans] Sea surface salinity [in "State of the Climate in 2011"]. Bull. Amer. Meteor. Soc., 93 (7), S68-S69.