Question

how can you say that environment is changing from time to time​

Answer 1

Environmental change. Environmental change is a change or disturbance of the environment most often caused by human influences and natural ecological processes. Environmental changes can include many number of things, including natural disasters, human interferences, or animal interaction.

Answer 2

Answer:

Environmental change is a change or disturbance of the environment most often caused by human influences and natural ecological processes. Environmental changes can include many number of things, including natural disasters, human interferences, or animal interaction. Environmental change does not only encompass physical changes, but it can be things like an infestation of invasive species is also environmental changes.