This directory contains 3 sets of files. All data can be 
read using GrADS control files. 
Three control files are included. 
The first is one-year mean Total solar irradiance
data: tsi_1850-2100_yr.ctl.
The second is monthly sea level pressure data data:
slp_1850-2014.ctl.
The third is monthly zonal mean zonal-wind and 
temperature data: UTz_1850-2014.ctl.