From d9720363d0575c1570d1888f3a8f75228cbe9650 Mon Sep 17 00:00:00 2001
From: shankar ambady <ambady@mit.edu>
Date: Fri, 17 Oct 2025 12:43:00 -0400
Subject: [PATCH] adding ecosystems subtopic

---
 .../0020_add_climate_ecosystems_topic.py      | 33 +++++++++++++++++++
 learning_resources/data/topics.yaml           |  5 +++
 2 files changed, 38 insertions(+)
 create mode 100644 data_fixtures/migrations/0020_add_climate_ecosystems_topic.py

diff --git a/data_fixtures/migrations/0020_add_climate_ecosystems_topic.py b/data_fixtures/migrations/0020_add_climate_ecosystems_topic.py
new file mode 100644
index 0000000000..eaa6bd59c6
--- /dev/null
+++ b/data_fixtures/migrations/0020_add_climate_ecosystems_topic.py
@@ -0,0 +1,33 @@
+# Generated by Django 4.2.24 on 2025-10-07 17:07
+
+from django.db import migrations
+
+from data_fixtures.utils import upsert_topic_data_file
+
+
+def remove_climate_offeror(apps, schema_editor):
+    """
+    Remove canvas platform
+    """
+
+    LearningResourceTopic = apps.get_model(
+        "learning_resources", "LearningResourceTopic"
+    )
+    LearningResourceTopic.objects.filter(
+        name="Ecosystems", parent__name="Energy, Climate & Sustainability"
+    ).delete()
+
+
+def add_climate_offeror(apps, schema_editor):
+    # read in updated yaml file and upsert ecosystems subtopic
+    upsert_topic_data_file()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("data_fixtures", "0019_add_mit_climate_offerer"),
+    ]
+
+    operations = [
+        migrations.RunPython(add_climate_offeror, remove_climate_offeror),
+    ]
diff --git a/learning_resources/data/topics.yaml b/learning_resources/data/topics.yaml
index e3c548c63b..c3bd12cee6 100644
--- a/learning_resources/data/topics.yaml
+++ b/learning_resources/data/topics.yaml
@@ -684,6 +684,11 @@ topics:
         - Science
     name: Science & Math
   - children:
+      - children: []
+        icon: RiLightbulbFlashLine
+        id: 94eccea1-f581-4305-a4ca-9270ba0bed87
+        mappings: {}
+        name: Ecosystems
       - children: []
         icon: RiLightbulbFlashLine
         id: 26fb26b7-326e-4d8e-87c9-3eaf775e9ef4