Final answer:
The Occupational Safety and Health Administration (OSHA) enforces workplace safety and environmental health regulations to provide safe and healthful working conditions for workers.
Step-by-step explanation:
The agency that enforces workplace safety and environmental health regulations is the Occupational Safety and Health Administration (OSHA).
OSHA was established in 1970 under the Occupational Safety and Health Act. Its mission is to assure safe and healthful working conditions for workers by setting and enforcing standards, providing training and education, and offering assistance.
OSHA investigates accidents at the workplace, enforces regulations to protect employees, and ensures that employers provide a safe working environment for all workers.