Resources
Trista Andersonにより
1. Plants
1.1. Food
1.2. Medicine
1.3. Clothing
2. Animals
2.1. Leather
2.2. Food
2.2.1. Meat
2.2.2. Butter
2.3. Material
2.3.1. Wool
2.4. Labour
3. Water
3.1. Drinking water
3.2. Energy
4. Oil
4.1. Gas
4.1.1. Cars
4.2. Plastic
4.2.1. Computers
5. Trees
5.1. Furniture
5.1.1. Desk
5.1.2. Chairs
5.1.3. Bed
5.2. Paper
5.3. Food
5.3.1. Fruit
5.3.2. Syrup