Here is the full list of all 23 Desert Child achievements.
Achieve max notoriety, the rank of Pablo Escobar.
Chill for over an hour
Fend off the police without being shot.
Phone mom for a loan
Start a new game plus
Beat the game
Never buy cigarettes.
Survive a full month on Mars.
Have over $9000
Eat all the bean types
Collect all the secret tapes
Equip more than 30 power cells to a bike
Complete your record collection
Attempt to race with over 75% damage and hunger
Have a bad trip. Race on 4 stacks of strange beans.
Eat 5 bean types.
Buy every newspaper
Buy fish from the fishermen
Eat a snack pack without throwing up
Successfully rob a bike on the street
Take a pizza delivery job.
Have 69% hunger.
Destroy two enemies at the same time