Table A1.

Questionnaire Items on the Safety Climate Scale of Geological Prospecting Projects.

Dimensions	Codes	Items
Project leader’s safety commitment	PLC1	Project leaders are equally concerned about safety and efficiency in production.
	PLC2	Project leader will implement safety regulations, reward safe behaviors, and punish unsafe behavior.
	PLC3	Project leaders will regularly give us a summary of the status of production safety.
	PLC4	Project leaders often discuss work safety issues with us and we speak freely.
	PLC5	Project leaders will increase investment in safety, such as the purchase of some safety equipment and protective equipment.
	PLC6	Project leader has developed detailed and flexible safety practices and strictly enforces their implementation.
Safety institution	SI1	We have a special institution responsible for safety operations in our team.
	SI2	Safety institutions in our exploration team have received a great deal of attention.
	SI3	Safety management employee in our safety institution was rigorously selected.
	SI4	In the process of operation, any person in trouble, we will help each other.
Risk response	RR1	Exploration team has a complete emergency plan.
	RR2	Exploration team regularly organizes emergency drills.
	RR3	I know exactly what to do when there is a safety risk in the exploration work.
Employee’s safety attitude	ESA1	The accident can be avoided if we take proper precautions.
	ESA2	I often discuss safety issues with my colleagues.
	ESA3	I always take the initiative to accomplish some tasks to improve the safety of the exploration environment.
	ESA4	I will consider measures to improve the level of organizational safety.