improve static metadata

toargridding/static_metadata/global_cf_attributes.json

 {
-    "naming authority": "de.fzj.jsc.esde",
-    "summary": "bar",
-    "keywords": [],
+    "naming_authority": "de.fzj.jsc.esde",
+    "keywords": "TOAR,air quality,tropospheric ozone",
     "Conventions": "CF-1.8,ACDD-1.3",
     "source": "surface observation",
     "comment": "timeseries statistics are spatially aggregated over individual grid cells.",
     "standard_name_vocabulary": "CF Standard Name Table v83",
-    "creator_name": "Earth Science Data Exploration Group",
-    "creator_email": "s.grasse@fz-juelich.de",
-    "creator_url": "https://www.fz-juelich.de/de/ias/jsc/ueber-uns/struktur/forschungsgruppen/esde",
-    "contributor_name": "foo",
-    "contributor_role": "bar",
-    "institution": "Jülich Supercomputing Center, Forschungszentrum Jülich",
+    "creator_name": "The Tropospheric Ozone Assessment Report (TOAR) Data Centre, Research Centre Jülich, Jülich, Germany",
+    "creator_email": "info@toar-data.org",
+    "creator_url": "https://toar-data.fz-juelich.de/",
+    "publisher_name": "The Tropospheric Ozone Assessment Report (TOAR) Data Centre, Research Centre Jülich, Jülich, Germany",
+    "publisher_email": "info@toar-data.org",
+    "publisher_url": "https://toar-data.fz-juelich.de/",
+    "contributor_name": "ask Martin, namen",
+    "contributor_role": "ask Martin",
+    "institution": "The Tropospheric Ozone Assessment Report (TOAR) Data Centre, Research Centre Jülich, Jülich, Germany",
     "project": "TOAR-II",
-    "creator_type": "group",
-    "creator_institution": "Jülich Supercomputing Center, Forschungszentrum Jülich",
-    "publisher_type": "group/institution",
+    "creator_type": "institution",
+    "creator_institution": "The Tropospheric Ozone Assessment Report (TOAR) Data Centre, Research Centre Jülich, Jülich, Germany",
+    "publisher_type": "institution",
     "product_version": "version of toargridding ?",
     "references": "https://toar-data.fz-juelich.de/",
-    "license": "CC-BY 4"
+    "license": "CC-BY 4",
+    "acknowledgment": "This project was funded by the EU’s ERC programme, Grant Agreement 78576. This work is part of the Tropospheric Ozone Assessment Report (TOAR) which was supported by the International Global Atmospheric Chemistry (IGAC) project, the National Oceanic and Atmospheric Administration (NOAA), Forschungszentrum Jülich, and the World Meteorological Organisation (WMO). Many institutions and agencies supported the implementation of the measurements, and the processing, quality assurance, and submission of the data contained in the TOAR database"
 }
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