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