Add back revived Youtube channel (#484)

config.toml

@@ -281,9 +281,9 @@ greyColorDark = "#A0A0A0"
       icon = "fab fa-facebook"
       link = "https://www.facebook.com/groups/GRASS"
 
-    #[[Languages.en.params.socialIcon]]
-    #  icon = "fab fa-youtube"
-    #  link = "https://www.youtube.com/results?search_query=grass+gis"
+    [[Languages.en.params.socialIcon]]
+      icon = "fab fa-youtube"
+      link = "https://www.youtube.com/@grass-gis"
 
     [[Languages.en.params.socialIcon]]
       icon = "fa fa-rss"

content/learn/newcomers.md

@@ -57,20 +57,5 @@ about how these specific domains are handled in GRASS GIS.
 
 #### Videos
 
-There are many sources of videos with presentations about GRASS GIS and
-tutorials on different topics online.
-For example, you can just search YouTube for the [GRASS GIS videos](https://www.youtube.com/results?search_query=grass+gis) 
-<i class="fa fa-video-camera fa-5x" style="float:left;padding-right:30px"></i>
-available there or check different [FOSS4G](https://foss4g.org/) events in the last years 
-(have a look at FOSS4G Bucharest 2019 [videos](https://media.ccc.de/c/foss4g2019)). 
-Here are, however, some pointers to selected videos that might be 
-particularly useful for you as a beginner:
-
-* An [introduction to GRASS GIS](https://www.youtube.com/watch?v=wT5SbZtZ12E) 
-by Vaclav Petras from the NC State University's Center for Geospatial Analytics. 
-Best watched in combination with the [related website](http://ncsu-geoforall-lab.github.io/grass-intro-workshop/)
-* [Isaac Ullah's collection](https://www.youtube.com/channel/UCnXYZpB1oDiK44tV2w9ypvA/search?query=GRASS) 
-of tutorials used for his classes, regularly updated to new versions of GRASS.
-* [GRASS GIS workshops](https://www.youtube.com/channel/UC6HFFFYiV4zEYJlQMIXemWA/search?query=grass+gis)
-at the [OpenGeoHub Summer School](https://opengeohub.org/) by Veronica Andreo 
-and Markus Neteler.
+Check out our [YouTube channel](https://www.youtube.com/@grass-gis)
+for tutorials and recorded workshops and talks about GRASS GIS.

content/learn/tutorials.md

@@ -23,7 +23,7 @@ layout: "overview"
 
 ## All
 
-* [GRASS GIS Youtube videos](https://www.youtube.com/results?search_query=grass+gis)
+* [GRASS GIS Youtube channel](https://www.youtube.com/@grass-gis)
 
 ### English
 

content/support/community.md

@@ -60,7 +60,7 @@ Discussions in question and answer (Q&A) style may be held on these sites; you n
 ### Social media
 
 <div class="alert rounded-0 alert-default">
-Join the discussion also on the following channels:
+Follow the latest developments and news on these channels:
 </div>
 
 | <div style="width:70px">MEDIA</div> | LINK |  |
@@ -69,7 +69,7 @@ Join the discussion also on the following channels:
 | <i class="fab fa-x-twitter"></i> |  [https://twitter.com/grassgis](https://twitter.com/grassgis) | @GRASSGIS |
 | <i class="fab fa-linkedin"></i> | [https://www.linkedin.com/company/grass-gis](https://www.linkedin.com/company/grass-gis) |  |
 | <i class="fab fa-facebook"></i> |  [https://www.facebook.com/groups/GRASS](https://www.facebook.com/groups/GRASS) | @GRASSGIS |
-<!-- | <i class="fab fa-youtube"></i> |  [https://www.youtube.com/...grass+gis](https://www.youtube.com/results?search_query=grass+gis) |  | -->
+| <i class="fab fa-youtube"></i> |  [https://www.youtube.com/@grass-gis](https://www.youtube.com/@grass-gis) | @grass-gis |
 
 ### GRASS Wiki
 GRASS GIS uses [wiki](https://grasswiki.osgeo.org/wiki/GRASS-Wiki) to organize community activities and provides space to share educational materials and technical solutions. To edit the wiki, please sign up [here](https://grasswiki.osgeo.org/wiki/Special:RequestAccount).