Janitors, farmers, Doctors, Garbage collectors.

Garbage Collectors, trees, air, oxygen

Trees, air, water, oxygen

Nurse, Doctors, trees, animals.

Trees, Air, Crude Oil, Rivers

Nurse, doctors, teachers, trees

Trees, oxygen, nurses, doctors.

Nurse, Doctors, teachers, Garbage collectors.

Teachers, humans, non-humans, professionals.

SEMI- SKILLED, SEMI- PROFESSIONALS, SEMI- Unskilled, Skilled

Skilled, SEMI- SKILLED, Professional, Unskilled

trees, humans, non-humans, unskilled.

Crude oil, trees, animals, Gypsum

Gypsum, Cruide Oil, Bauxite, gold

Trees, animals, oxygen, water

water, Gypsum, Oxygen, Trees

Resources that cannot replace itself after usage and once depleted they are gone.

Things that are beautiful and when depleted are gone.

Cannot replenish itself but is natural.

Any natural resource that has the ability to replenish itself.

All resources that are not humans

resources made by humans

teachers, doctors, nurses, Garbage collectors

All resources made by humans.

Are persons who have had specialized training, certified and who is competent to practice their job and is guided by a code of conduct.

Does not need any to training to work such as garbage collectors and janitors. hh

Has some training but is still not competent to practice a skill

Has been trained and is competent to practice a skill .

Has been trained and is competent to practice a skill .

have had specialized, certified, with training who is competent to practice their job and is guided by a code of conduct.

Has some training but is still not competent to practice a skill

Does not need any to training to work such as garbage collectors and janitors.

guided by code of ethics/conduct, trained and certified

untrained, uncertified guided by a code of conduct.

Trained, certified, competent to practice a skill.

partially trained.