diff --git a/metadata.yml b/metadata.yml
index 4227462..5720fde 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -1,5 +1,10 @@
+description: |
+  This is a somewhat random collection of statistics I found on the internet
+  that, let's hope, help me win arguments.
 databases:
   earth:
+    description: |
+      https://www.youtube.com/watch?v=dwDns8x3Jb4
     tables:
       cumulative_co2_emissions:
         name: "Cumulative CO2 emissions since 1850"