Research Tools

                      Data analysis & visualization software

          Punkt     Singular Spectrum Analysis

                (used to identify narrow band oscillatory components & trends)

          Punkt     Wavelet Analysis

                (used to identify nonstationary oscillatory components)

          Punkt     Grads

                (used to create 5D representations of climate data)

                      Data sources

          Punkt      HADISST

                 (Sea Surface Temp.; 1870-present; global coverage)

          Punkt      ERSST

                 (Sea Surface Temperature; 1854-present; global coverage)

          Punkt      Kaplan SST

                 (Sea Surface Temp.; 1856-present; quasi-global coverage)

          Punkt      NCEP/NCAR

                 (various fields; 1871-present; global coverage)

          Punkt      HadSLP2

                 (various fields; 1860-2004; global coverage)

          Punkt      Trenberth&Paolino

                 (various fields; 1899-2009; global coverage)

          Punkt      Climate Diagnostics Center

                 (various grided data)

          Punkt      NOAA - Paleoclimatology Program

                 (various proxy data)