Categorize	URL
cdm_data_type	https://er1.s4oceanice.eu/erddap/categorize/cdm_data_type/index.xhtml?page=1&itemsPerPage=1000
institution	https://er1.s4oceanice.eu/erddap/categorize/institution/index.xhtml?page=1&itemsPerPage=1000
ioos_category	https://er1.s4oceanice.eu/erddap/categorize/ioos_category/index.xhtml?page=1&itemsPerPage=1000
keywords	https://er1.s4oceanice.eu/erddap/categorize/keywords/index.xhtml?page=1&itemsPerPage=1000
long_name	https://er1.s4oceanice.eu/erddap/categorize/long_name/index.xhtml?page=1&itemsPerPage=1000
standard_name	https://er1.s4oceanice.eu/erddap/categorize/standard_name/index.xhtml?page=1&itemsPerPage=1000
variableName	https://er1.s4oceanice.eu/erddap/categorize/variableName/index.xhtml?page=1&itemsPerPage=1000