Added new record for silam (awslabs#350)

* Added new record for silam

datasets/silam.yaml

@@ -0,0 +1,39 @@
+Name: SILAM Air Quality
+Description: "Air Quality is a global SILAM atmospheric composition and air quality forecast performed on a daily basis for > 100 species and covering the troposphere and the stratosphere. The output produces 3D concentration fields and aerosol optical thickness. The data are unique: 20km resolution for global AQ models is unseen worldwide."
+Documentation: http://en.ilmatieteenlaitos.fi/open-data-on-aws-s3
+ManagedBy: Finnish Meteorological Institute
+Contact: [email protected]
+UpdateFrequency: 1 time a day
+Tags:
+  - aws-pds
+  - earth observation
+  - climate
+  - weather
+  - air quality
+  - meteorological
+  - sustainability
+License: Creative Commons Attribution 4.0 International (CC BY 4.0)
+Resources:
+  - Description: Surface NetCDF files
+    ARN: arn:aws:s3:::fmi-opendata-silam-surface-netcdf
+    Region: eu-west-1
+    Type: S3 Bucket
+  - Description: Surface Zarr files
+    ARN: arn:aws:s3:::fmi-opendata-silam-surface-zarr
+    Region: eu-west-1
+    Type: S3 Bucket
+  - Description: Notifications for new netcdf surface data
+    ARN: arn:aws:sns:eu-west-1:916174725480:new-fmi-opendata-silam-surface-netcdf
+    Region: eu-west-1
+    Type: SNS Topic
+  - Description: Notifications for new zarr surface data
+    ARN: arn:aws:sns:eu-west-1:916174725480:new-fmi-opendata-silam-surface-zarr
+    Region: eu-west-1
+    Type: SNS Topic
+DataAtWork:
+  Tutorials:
+    - Title: "Simple examples"
+      URL: https://github.com/fmidev/opendata-resources/tree/master/examples/python
+      AuthorName: Roope Tervo      
+  Tools & Applications:
+  Publications: