カテゴリー 全て - environment - global warming - materials - pollution

によって Mark Heng 13年前.

1315

Man and his impact on the environment

Man and his impact on the environment

Man and his impact on the environment

Positive Impact

Man-made materials
Ceramics
Plastic
Better food, medicines and machines

Negative Impact

Pollution
Results

Global warming

Depletion of ozome layer

Acid rain

Caused by

Human Waste

Harmful Chemicals

Littering