Describe how human impact on the environment can be positive or negative.

Human impact on the environment can be positive or negative. There are many consequences of human activities on environment which can be either positive or negative.

Saving endangered species and cleaning the water bodies are considered as the positive impact of human activities on the environment.

Whereas, building of dams, buildings and deforestation has negative impact on environment.

i'd say that the moon rock is about 2.2 billion years old.

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.