The game will also generate additional land to make up

 Using the title's built-in capability to import Minecraft Maps last-gen save files to new-gen hardware, fans can transfer their existing game worlds to the Xbox One and PS4. that difference in map sizes involving the console generations.  However, this feature won't likely be offered at launch.

Modifications or mods add a wholly new element for the game. Because of the release of the API (this is the games source code) to selected individuals these individuals can create items of code that alter the game-play of Minecraft Some of these changes are small. Like TorchLight which generates a light source throughout the character when he is holding something gives off light. Other mods might be expansive, Humans+ is a good example. This mod adds Human mobs (or critters of an sort) on the game.
Read more   Pamplemousse Resource Pack at minecraftio.com/pamplemousse-resource-pack/