With WWF's Earth Hour 2014 on Saturday 29th March rapidly approaching, you can read more about Earth Hour in Scotland here. Across the world, 150 countries are participating and some some 7 000 towns and cities are taking part.
In Dundee, the floodlighting at the McManus Galleries is switching off for Earth Hour along with lighting at Broughty Ferry Castle.
Here’s a video about Earth Hour 2014: