From e1a6e13f750e84e7b0630d7303c675ab423a024e Mon Sep 17 00:00:00 2001
From: Fabian Neumann <fabian.neumann@outlook.de>
Date: Thu, 23 Jun 2022 15:28:00 +0200
Subject: [PATCH] add release note [no ci]

---
 doc/release_notes.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/release_notes.rst b/doc/release_notes.rst
index 7808d2ba..552ffccb 100644
--- a/doc/release_notes.rst
+++ b/doc/release_notes.rst
@@ -62,6 +62,11 @@ incorporates retrofitting options to hydrogen.
 
 * Add option to sweep the global CO2 sequestration potentials with keyword ``seq200`` in the ``{sector_opts}`` wildcard (for limit of 200 Mt CO2).
 
+* Add option to resolve ammonia as separate energy carrier with Haber-Bosch
+  synthesis, ammonia cracking, storage and industrial demand. The ammonia
+  carrier can be nodally resolved or copperplated across Europe. This feature is
+  controlled by ``sector: ammonia:``.
+
 * Updated `data bundle <https://zenodo.org/record/5824485/files/pypsa-eur-sec-data-bundle.tar.gz>`_ that includes the hydrogan salt cavern storage potentials.
 
 **Bugfixes**