diff --git a/summarised_competencies.md b/summarised_competencies.md
index 49a39fb6..4b69941e 100644
--- a/summarised_competencies.md
+++ b/summarised_competencies.md
@@ -243,8 +243,6 @@ There is an ever-growing demand for resources to cover
 the expanding need of storage and processing, with no clear deceleration in
 sight. At the same time, current science is well aware of
 several planetary boundaries being exceeded due to human activities [@Richardson2023].
-Data processing, storage and transfer account for a non-negligible fraction [@IEA2024].
-Demands to move resource consumption to a sustainable rate are well justified and supported by science [@Sills2019].
 The \ac{GREENER} principles [@Lannelongue2023] suggest how
 these concerns can be addressed and how research computing can become more environmentally
 sustainable.