diff --git a/src/envo/envo-edit.owl b/src/envo/envo-edit.owl
index 473acc13..bac39ef5 100644
--- a/src/envo/envo-edit.owl
+++ b/src/envo/envo-edit.owl
@@ -39091,9 +39091,10 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_03000137> "2020-10-14T20:13:10.917Z"^^xsd:dateTime)
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#hasDbXref> <http://purl.obolibrary.org/obo/ENVO_03000137> <http://sweetontology.net/phenAtmoFog/FreezingFog>)
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_03000137> "envoPolar"^^xsd:string)
+AnnotationAssertion(Annotation(<http://www.geneontology.org/formats/oboInOwl#hasDbXref> "https://www.treehugger.com/what-is-freezing-fog-4863382") rdfs:comment <http://purl.obolibrary.org/obo/ENVO_03000137> "Freezing fog forms when the air temperature is below freezing and the water droplets in the fog become supercooled.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_03000137> "freezing fog"@en)
 SubClassOf(<http://purl.obolibrary.org/obo/ENVO_03000137> <http://purl.obolibrary.org/obo/ENVO_01000844>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_03000137> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0002297> ObjectUnionOf(<http://purl.obolibrary.org/obo/ENVO_01000547> <http://purl.obolibrary.org/obo/ENVO_01001848>)))
+SubClassOf(<http://purl.obolibrary.org/obo/ENVO_03000137> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0002215> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000950> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0002234> ObjectUnionOf(<http://purl.obolibrary.org/obo/ENVO_01000547> <http://purl.obolibrary.org/obo/ENVO_01001848>)))))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_03000138> (grain of snow)