Update README.md

README.md

@@ -26,4 +26,4 @@ pretty_name: ATCO2-ASR Data
 ---
 # Dataset Card for "ATCO2-ASR"
 
-[More Information needed](https://github.com/huggingface/datasets/blob/main/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+This is audio data used for automatic speech recognition. The original source of the data is the [ATCO2 project](https://www.atco2.org), specifically the ASR part of the public speech corpus.