In 2020 The Pobjoy Mint released the very first commemorative 12-sided £1 coin on behalf of a British Overseas Territory.
 
The British Antarctic Territory was chosen in order to promote climate change; marketed as 'Our Greatest Threat.' The coin features an iceberg in the ocean as a representation of the melting ice caps. 
 
*This coin is from the British Antarctic Territory and has not entered general circulation in the UK*
 
*This coin is presented in a coloured display card*
Issue Limit: 2,750
 
Obverse: Queen Elizabeth II Portrait (by Poboy Mint)
Reverse: Depicting a melting iceberg and lettering