How is the environmental problem caused by humans? Describe the specific human activity that causes this problem. Your response should be about 2-4 sentences long, or it may be written as bullet points

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.