All the terms are now part of the "topics" vocabulary.

And the old vocabularies were converted into term paremts.

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_term_vocabulary_1.yml

@@ -18,11 +18,7 @@ process:
     -
       plugin: get
       source: tid
-  vid:
-    -
-      plugin: migration_lookup
-      migration: upgrade_d7_taxonomy_vocabulary
-      source: vid
+  vid: 'topics'
   name:
     -
       plugin: get
@@ -39,22 +35,13 @@ process:
     -
       plugin: get
       source: weight
-  parent: '0'
-  forum_container:
-    -
-      plugin: get
-      source: is_container
-  changed:
-    -
-      plugin: get
-      source: timestamp
-  langcode:
-    -
-      plugin: get
-      source: language
+  parent:
+    - plugin: migration_lookup
+      migration: upgrade_d7_taxonomy_vocabulary
+      source: vid
 destination:
   plugin: 'entity:taxonomy_term'
-  default_bundle: vocabulary_1
+  default_bundle: 'topics'
 migration_dependencies:
   required:
     - upgrade_d7_taxonomy_vocabulary

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_term_vocabulary_10.yml

@@ -18,11 +18,7 @@ process:
     -
       plugin: get
       source: tid
-  vid:
-    -
-      plugin: migration_lookup
-      migration: upgrade_d7_taxonomy_vocabulary
-      source: vid
+  vid: 'topics'
   name:
     -
       plugin: get
@@ -39,7 +35,10 @@ process:
     -
       plugin: get
       source: weight
-  parent: '0'
+  parent:
+    - plugin: migration_lookup
+      migration: upgrade_d7_taxonomy_vocabulary
+      source: vid
   forum_container:
     -
       plugin: get
@@ -54,7 +53,7 @@ process:
       source: language
 destination:
   plugin: 'entity:taxonomy_term'
-  default_bundle: vocabulary_10
+  default_bundle: 'topics'
 migration_dependencies:
   required:
     - upgrade_d7_taxonomy_vocabulary

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_term_vocabulary_12.yml

@@ -18,11 +18,7 @@ process:
     -
       plugin: get
       source: tid
-  vid:
-    -
-      plugin: migration_lookup
-      migration: upgrade_d7_taxonomy_vocabulary
-      source: vid
+  vid: 'topics'
   name:
     -
       plugin: get
@@ -39,7 +35,10 @@ process:
     -
       plugin: get
       source: weight
-  parent: '0'
+  parent:
+    - plugin: migration_lookup
+      migration: upgrade_d7_taxonomy_vocabulary
+      source: vid
   forum_container:
     -
       plugin: get
@@ -54,7 +53,7 @@ process:
       source: language
 destination:
   plugin: 'entity:taxonomy_term'
-  default_bundle: vocabulary_12
+  default_bundle: 'topics'
 migration_dependencies:
   required:
     - upgrade_d7_taxonomy_vocabulary

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_term_vocabulary_13.yml

@@ -18,11 +18,7 @@ process:
     -
       plugin: get
       source: tid
-  vid:
-    -
-      plugin: migration_lookup
-      migration: upgrade_d7_taxonomy_vocabulary
-      source: vid
+  vid: 'topics'
   name:
     -
       plugin: get
@@ -39,7 +35,10 @@ process:
     -
       plugin: get
       source: weight
-  parent: '0'
+  parent:
+    - plugin: migration_lookup
+      migration: upgrade_d7_taxonomy_vocabulary
+      source: vid
   forum_container:
     -
       plugin: get
@@ -54,7 +53,7 @@ process:
       source: language
 destination:
   plugin: 'entity:taxonomy_term'
-  default_bundle: vocabulary_13
+  default_bundle: 'topics'
 migration_dependencies:
   required:
     - upgrade_d7_taxonomy_vocabulary

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_term_vocabulary_2.yml

@@ -18,11 +18,7 @@ process:
     -
       plugin: get
       source: tid
-  vid:
-    -
-      plugin: migration_lookup
-      migration: upgrade_d7_taxonomy_vocabulary
-      source: vid
+  vid: 'topics'
   name:
     -
       plugin: get
@@ -39,7 +35,10 @@ process:
     -
       plugin: get
       source: weight
-  parent: '0'
+  parent:
+    - plugin: migration_lookup
+      migration: upgrade_d7_taxonomy_vocabulary
+      source: vid
   forum_container:
     -
       plugin: get
@@ -54,7 +53,7 @@ process:
       source: language
 destination:
   plugin: 'entity:taxonomy_term'
-  default_bundle: vocabulary_2
+  default_bundle: 'topics'
 migration_dependencies:
   required:
     - upgrade_d7_taxonomy_vocabulary

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_term_vocabulary_3.yml

@@ -26,11 +26,7 @@ process:
         # - 50  # Is not going to be used anymore.
     -
       plugin: get
-  vid:
-    -
-      plugin: migration_lookup
-      migration: upgrade_d7_taxonomy_vocabulary
-      source: vid
+  vid: 'article_type'
   name:
     -
       plugin: get
@@ -62,7 +58,7 @@ process:
       source: language
 destination:
   plugin: 'entity:taxonomy_term'
-  default_bundle: article_type
+  default_bundle: 'article_type'
 migration_dependencies:
   required:
     - upgrade_d7_taxonomy_vocabulary

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_term_vocabulary_7.yml

@@ -18,11 +18,7 @@ process:
     -
       plugin: get
       source: tid
-  vid:
-    -
-      plugin: migration_lookup
-      migration: upgrade_d7_taxonomy_vocabulary
-      source: vid
+  vid: 'topics'
   name:
     -
       plugin: get
@@ -39,7 +35,10 @@ process:
     -
       plugin: get
       source: weight
-  parent: '0'
+  parent:
+    - plugin: migration_lookup
+      migration: upgrade_d7_taxonomy_vocabulary
+      source: vid
   forum_container:
     -
       plugin: get
@@ -54,7 +53,7 @@ process:
       source: language
 destination:
   plugin: 'entity:taxonomy_term'
-  default_bundle: vocabulary_7
+  default_bundle: 'topics'
 migration_dependencies:
   required:
     - upgrade_d7_taxonomy_vocabulary

web/modules/custom/geo_upgrade/migrations/upgrade_d7_taxonomy_vocabulary.yml

@@ -13,48 +13,34 @@ label: 'Taxonomy vocabularies'
 source:
   plugin: d7_taxonomy_vocabulary
 process:
-  vid:
-    -
-      plugin: make_unique_entity_field
-      source: machine_name
-      entity_type: taxonomy_vocabulary
-      field: vid
-      length: 32
-      migrated: true
-    -
-      plugin: forum_vocabulary
-      machine_name: forums
-    -
-      plugin: skip_on_value
+  vid: 'topics'
+  name:
+    - plugin: skip_on_value
       method: row
       not_equals: true
-      # Only migrate these vocabularies.
+      source: name
+      # Only convert  these vocabularies on terms.
       value:
-        - vocabulary_1
-        - vocabulary_2
-        # - vocabulary_3 This was created manually and renamed as "article type"
-        - vocabulary_7
-        - vocabulary_10
-        - vocabulary_12
-        - vocabulary_13
-  label:
-    -
-      plugin: get
-      source: name
-  name:
-    -
-      plugin: get
-      source: name
-  description:
-    -
-      plugin: get
+        - 'Economic Sectors'
+        - 'Regions'
+        - 'Institutions & Structures'
+        - 'Visions & Models'
+        - 'Movements & Struggles'
+        - 'Practices, Tools & Strategies'
+  description/value:
+    - plugin: get
       source: description
+  description/format:
+    - plugin: default_value
+      default_value: 'full_html'
   weight:
     -
       plugin: get
       source: weight
+  parent: '0'
 destination:
-  plugin: 'entity:taxonomy_vocabulary'
+  plugin: 'entity:taxonomy_term'
+  default_bundle: topics
 migration_dependencies:
   required: {  }
   optional: {  }