Error(s) in re-building vignettes:
--- re-building 'Air_Quality.Rmd' using rmarkdown
--- finished re-building 'Air_Quality.Rmd'

--- re-building 'Atmospheric_Radiation.Rmd' using rmarkdown
Quitting from lines 37-58 (Atmospheric_Radiation.Rmd) 
Error: processing vignette 'Atmospheric_Radiation.Rmd' failed with diagnostics:
cannot open URL 'https://www.acom.ucar.edu/cgi-bin/acom/TUV/V5.3/tuv?wStart=280&wStop=420&wIntervals=140&inputMode=0&latitude=38.298267&longitude=109.747144&date=20210301&timeStamp=00:00:00&zenith=0&ozone=306&albedo=0.1&gAltitude=1&mAltitude=1.05&taucld=0&zbase=4&ztop=5&tauaer=0.235&ssaaer=0.99&alpha=1&time=0&outputMode=2&nStreams=-2&dirsun=1&difdn=1&difup=1'
--- failed re-building 'Atmospheric_Radiation.Rmd'

--- re-building 'Basic_Functions.Rmd' using rmarkdown
--- finished re-building 'Basic_Functions.Rmd'

--- re-building 'Particle_Size_Distribution.Rmd' using rmarkdown
--- finished re-building 'Particle_Size_Distribution.Rmd'

--- re-building 'Plot_Functions.Rmd' using rmarkdown
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Scale for 'y' is already present. Adding another scale for 'y', which will
replace the existing scale.
Scale for 'x' is already present. Adding another scale for 'x', which will
replace the existing scale.
Warning: Removed 480 rows containing missing values (geom_point).
Joining, by = "temp_datetime"
--- finished re-building 'Plot_Functions.Rmd'

--- re-building 'Trace_Gas_Chemistry.Rmd' using rmarkdown
--- finished re-building 'Trace_Gas_Chemistry.Rmd'

SUMMARY: processing the following file failed:
  'Atmospheric_Radiation.Rmd'

Error: Vignette re-building failed.
Execution halted