Here is the full list of all 21 Primasia (Chapter One) achievements.
Complete all levels of Weather Bingo
Identify all crops and complete Greenhouse
Build Eco Factory
Build all three sledges
Build a bank balance of DW 1,000
Spend DW 1,000
Prevent 8+ Rascal attacks
Prevent 8+ Sneaky Seagull attacks
Receive 4 postcards
Receive 8 postcards
Complete Level 3 Gym
Complete Day 1
Complete Day 8
Complete Day 16
Complete Day 32
Complete Game