In this Modpack your actions have consequence, you will pollute your world if you don't pay attention. 

Build your factories and expand them! (The choice is yours to make it the right way... or not)

Gear up to fight new mobs and bosses! (at least you will try)

Explore The world and loot everything (or stay home beacause it's cold outside)

There is a lot to Explore.

There is a lot to Craft.

But nothing comes without repercussions, you will pollute your world.