The presence of or introduction into the environment of a substance or thing that has harmful or poisonous effects. Pollution of air and water can harm the health of the ecosystem; animals drinking the water and plants using the water can be harmed if it is polluted; air pollution can harm the lungs of animals and can inhibit photosynthesis and respiration for plants.
Pollution in the Amazon Rainforest
Gold mining is leading to mercury pollution and dams that are being built in the river basin may alter the flow of water in the river. the industrial projects powered by these dams pollute the surrounding area. Dams also trap silt that drifts downstream and damages delicate ecosystems. In addition, the shift from small-scale to large-scale agriculture in places such as the Amazon also contributes to pollution through the use of fertilizers and pesticides that are harmful to the soil and water (What are).