Water PollutionWater Pollution
By: AliciaBy: Alicia
Facts About Water Pollution
Facts About Water Pollution
Pollution means to make foul or unclean; dirty.
Although we need water, people pollute it anyway.
• Two types of water pollution are point & non-point sources.
Pollution means to make foul or unclean; dirty.
Although we need water, people pollute it anyway.
• Two types of water pollution are point & non-point sources.
Facts About Water Pollution Cont.
Facts About Water Pollution Cont.
Point source: harmful substances are emitted into any body of water.
Non-Point source: delivers pollutants indirectly through environmental changes.
Water that can be polluted is rivers, lakes, & oceans.
Point source: harmful substances are emitted into any body of water.
Non-Point source: delivers pollutants indirectly through environmental changes.
Water that can be polluted is rivers, lakes, & oceans.
Causes Of Water PollutionCauses Of Water Pollution
Sewage & fertilizers which contain nutrients such as nitrates & phosphates.
Excess nutrients cause the growth of algae which uses up all of the available oxygen.
Sewage & fertilizers which contain nutrients such as nitrates & phosphates.
Excess nutrients cause the growth of algae which uses up all of the available oxygen.
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