\Root_URL http://www.czo.psu.edu/downloads/sdsc/ \Category Soil Gas Concentrations \Sites sites.csv \Methods methods.csv \Headers soilgas/2013_SSHCZO_SoilCO2Gas.hdr soilgas/2008_SSHCZO_SoilCO2Gas.hdr soilgas/2009_SSHCZO_SoilCO2Gas.hdr soilgas/2010_SSHCZO_SoilCO2Gas.hdr