Final answer:
Adapting to the changing environment has benefited mankind through the development of skills and tools, exploitation of new resources, and social cooperation.
Step-by-step explanation:
Adapting to the changing environment has benefited mankind in several ways. Firstly, humans have developed various skills and tools to meet the challenges posed by a changing environment, such as clothing and shelter to protect against different climates. Additionally, humans have been able to exploit new resources and opportunities that arise due to environmental changes, such as the discovery of agriculture. Finally, adapting to the changing environment has also forced humans to develop social cooperation and cultural adaptation, which has contributed to the growth and development of societies.