One of the changes from version 1.7.2 of Minecraft biomes are new, but if you still want more take a look at this mod.
Biomes O ‘Plenty 1.7.2 and 1.7.10 is a mod that modifies generating Minecraft worlds, in order to add up to 72 new variants of biomes. This adds a lot of versatility to the game and we will have many more scenarios to explore, mine resources and new decorative blocks.

Detail and Download here : Biomes O ‘Plenty Mod

Homepage: Mods for Minecraft