1. WATER POLLUTION — any contamination of water that has deteriorated its quality to living things.
* SOURCE: There are many causes for water pollution such as effluent outfalls from factories, refineries and waste treatment plants. More to that, the contaminant that enter the water supply from the soil or groundwater systems. Soils and groundwater contain residue of human agricultural practise and improperly disposed of industrial wastes. Other than that, the habits of people that littering in river, lakes and oceans.
* EFFECT: The effects of water pollution are poisonous drinking water, poisonous food animals, unbalanced river and lake ecosystems that can no longer support full biological diversity, deforestation from acid rain.
* How to overcome: Many practical solutions to minimizing the water pollution problems in our everyday lives. We should apply natural pesticides and fertilizers, dispose of toxic products with care in the proper area, use less water and avoid littering in rivers, lakes, and oceans.
2. AIR POLLUTION — The release of harmful substances in the atmosphere.
* SOURCE: Air pollution are result from human activities. Pollution from human activities like industries and manufacturing that emit high levels of carbon monoxide, organic compounds, and chemicals into the air gives a high risk level of air pollutions. The major cause of air pollution is the burning of fossil fuels that is via cars and heavy duty trucks, trains, shipping vessels and airplanes , all burn lots of fossil fuels. Furthermore, Crop dusting, fumigating homes, household cleaning products or painting supplies, over the counter insect killers, fertilizer dust emit harmful chemicals into the air and cause pollution
* EFFECTS: Chemical reactions involving air pollutants can create acidic compounds which can cause harm to vegetation and buildings , causes acid rains and create a poisonous gas ozone (O3) that can affects...