Here is the full list of all 53 Roots of Pacha achievements.
Catch all fish
Form a union and have a baby
Gain 1000000 Contribution
Get to level 5 knowledge for all plants
Breed an animal to max stats
Gain 10 flowers with one NPC from each clan
Dance with all NPCs
Gain 5 flowers with one NPC of each clan
Tame a legendary animal
Fully raise the pyramid
Gain 100000 Contribution
Discover all plants
Raise the pyramid four times
Tame a rare animal
Tame 30 animals
Complete all Ideas
Fully upgrade your house
Produce 1 of every product type
Raise the pyramid three times
Get to level 5 knowledge of any plant
Accidentally passout in a strange place
Complete the final cave challenge
Light all dark rooms
Raise the pyramid twice
Complete Bear's cave challenge
Gain 10 flowers with one NPC
Upgrade your house once
Tame 10 animals
Cook 10 dishes
Complete Monkey's cave challenge
Gain 10000 Contribution
Harness the full power of jewelry
Process 10 different types of products
Discover 12 plants
Complete 10 Ideas
Gain 5 flowers with one NPC
Raise the pyramid once
Complete Owl's cave challenge
Have a pet
Catch 10 fish
Build your own house
Dance with one NPC
Gain 1000 Contribution
Tame 1 animal
Get to level 2 knowledge of any plant
Discover 1 plant
Complete the glyptodons cave challenge
Process 1 product
Complete 1 Idea
Catch 1 fish
Cook 1 dish
Cook all dishes
Stepping with the pack