What sort of human activities does not pose a threat to biodiversity?

Question

Quizplus · Accepted Answer

Grassroots organizing efforts of environmental movements can contribute positively to the preservation of biodiversity by advocating for conservation and protection measures, raising awareness about the importance of biodiversity, and reducing harmful human activities. The other choices (A, B, C, and D) pose a threat to biodiversity in various ways, such as causing pollution, introducing non-native species that can compete with native species, overexploiting natural resources, and destroying habitats.

What Sort of Human Activities Does Not Pose a Threat