Answer: Ecotourism
Explanation:
Ecotourism is a form of tourism which involves the visiting of fragile, relatively undisturbed natural areas, which is intended as a low impact as compared to the mass tourism.
It means that travel to natural areas, improving the well being of the local people and conserve the environment.
The ecotourism has been considered critical so that the future generations can reach the places where till date the human beings have not reached.