Here is the full list of all 35 Kona achievements worth 1,000 gamerscore. It takes around 8-10 hours to unlock all of the achievements on Xbox One.
Find all campfires in the wild.
Shoot a flare at night.
Find all evidence tied to Hamilton's death.
Take all pictures needed for the investigation.
Find all documents.
Find all crossbow bolts.
Shoot the Wendigo with the rifle.
Complete the game.
Complete the game without using vehicles (past the Store).
Complete the game without firing any firearms shot.
Complete the game without drinking any alcohol.
Complete the game without smoking any cigarettes.
Find every house and cabin in the village.
Throw a steak at a strange creature.
Find Hamilton's killer.
End the unfinished chess games.
Get rid of the ice wall.
Complete Jean-Guy Lamothe's vision.
Light a dark area with the lantern.
Send a radio message with a big antenna.
Clear the boulders near the Lachances' house.
Find the rifle.
Complete Réjean Blouin's vision.
Collect the 10 letters from Martin Blais' treasure hunt.
Find all talismans.
Find three talismans.
Get rid of wolves without killing.
Find a winter coat to keep you warm.
Repair the snowmobile.
Activate the spaceship.
Complete Gilles Lachance's vision.
Complete Gisèle Lachance's vision.
Take a picture needed for the investigation.
Reach the General Store.
In typical Canadian fashion, Carl left $10 for the cutoff chain.