The CLIMATE playmat is a double sided neoprene mat made to replace the CLIMATE board.  One side is for 2-3 players, while the other is for 4-6.  The mat is approximately 21" x 8.75"

BIG NEWS: we've turned the original Evolution into a video game for iOS, Android, and Steam. It's got lots of new content and modes of play, and a refined interface. The learn-as-you-play tutorial makes it perhaps the easiest way to learn Evolution.