Copied from somewhere

Survivalist:
Upscaled Tents: Removes happiness penalty from the upgraded tier 1 living arrangements (Crowded Tents and Crowded Emergency Shelters)
Lumberjacks: Adds +1 work slot to Logging Camps and Lumber Yard buildings
Survival Skills: +20% production speed to Hunting Cabin and Trapper buildings
Emergency Harvest: +50% harvesting speed to all Farm and Irrigated Farm buildings (Not greenhouses)
Efficient Heating: -50% power use from Radiator and Industrial Radiator buildings

Industrialist:
Sledgehammers: +30% production speed to Concrete Scavenger building
Junk Recycling: +2 parts produced per cycle at the Mechanic Shop building
Conveyor Belts: +20% production speed to Concrete, Metal and Plastic Excavator buildings (no mention of the automated ones, but I hope so)
Fish Fodder: +2 Fish produced per cycle at the Aqua Farm building
Panel Coating: +40% durability to Solar Panel and Large Solar Panel buildings

Protector:
Solid Foundations: +40% durability to Shanty and Improved Shanty buildings
Reinforced Concrete: +40% durability to all tier 3 living arrangements (House, Two-Story House and their upgraded variants)
Guard Patrols: +1 worker slot in the Guard Post building
Calibrated Lathes: +30% production speed to the Gunsmith and Grand Gunsmith buildings
Prescriptions: +25% healing speed to Medical Tent and Field Hospital buildings