1) anthropogenic factors are associated with human activities, under the influence of which the environment is assimilated, formed, transformed and changed;
2) the activity of a modern person extends to the entire biosphere: the development of water resources, the extraction of minerals, the development of aviation, astronautics;
3) the result of human activity are processes that negatively affect the biosphere: pollution of the hydrosphere, acid rain, greenhouse effect, destruction of the ozone layer, soil erosion, etc.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.