Each biome features ashes, charred soil, endless branches and burnt blocks, as well as some rare flora spawning from the ruins of a forest. like the Cinderfruit or beautiful Ashflower!
The biome is also dangerou to your body, inflicting weakness, slowness, and mining fatigue. To counter this, get a mask and goggles to safely traverse this biome!
Their original mod: https://www.curseforge.com/minecraft/mc-mods/desolation
if you're an original author and wish for the mod to be taken down, dm me on discord at phwee and I'll take care of your request.
Located here!