What is water pollution its causes and effects?

Water pollution is caused when water bodies such as rivers, lakes, oceans, groundwater and aquifers get contaminated with industrial and agricultural effluents. When water gets polluted, it adversely affects all lifeforms that directly or indirectly depend on this source.

What is water pollution effects?

Water pollution can cause water to become toxic to humans and the environment. Water is an essential resource for all life on Earth. If a water source becomes contaminated due to pollution, it can lead to health issues in humans, such as cancer or cardiovascular conditions.

What is cause of water pollution?

Key causes of pollution include: spills or leaks from oil and chemical containers. trade effluent going into surface water drains instead of foul water drains, or straight into watercourses. removing too much water from surface waters and groundwater.

What is water pollution class 9?

An undesirable change in the physical,biological or chemical qualities of water(Due to addition of foreign organic,inorganic,biological or radioactive substances)that adversely affect the aquatic life and makes water unfit for use is called water pollution.

What are 3 causes of water pollution?

Causes of Water Pollution

• Rapid Urban Development.
• Improper Sewage Disposal.
• Fertilizer Run-Off.
• Oil Spills.
• Chemical Waste Dumping.
• Radioactive Waste Discharge.

What are the harmful effects of water pollution Class 7?

Effects of Pollution of Water It causes typhoid, cholera, hepatitis and various other diseases. Destruction of Ecosystems: Ecosystems are extremely dynamic and respond to even small changes in the environment. Water pollution can cause an entire ecosystem to collapse if left unchecked.

What are the harmful effects of water pollution Class 3?

This can cause fish and other aquatic organisms to die. Toxic elements dissolved in water can make their way to humans through fish or other aquatic organisms. Water pollution also leaches chemicals into the soil that may impact the growth of plants or other food crops.

What are the dangers of water pollution?

water pollution: Dangers of Water Pollution. Virtually all water pollutants are hazardous to humans as well as lesser species; sodium is implicated in cardiovascular disease, nitrates in blood disorders. Mercury and lead can cause nervous disorders. Some contaminants are carcinogens. DDT is toxic to humans and can alter chromosomes.

What are the side effects of water pollution?

Some of adverse effects of water pollution are as follows: Water pollution adversely affects the health and life of man, animals and plants alike. Polluted water is also harmful for agriculture as it adversely affects the crops and the soil fertility. Pollution of sea water damages the oceanic life.

How does water pollution effects humans?

Water pollution affects humans directly when drinking water is contaminated. It affects humans indirectly when contaminated water has negative impacts on the surrounding environment. Aquatic and terrestrial plants and animals suffer from drinking contaminated water.

What are the problems with water pollution?

Water pollution occurs due to contamination of water and may pose skin related problems including skin irritations and rashes. Similarly, Noise pollution leads to hearing loss, stress and sleep disturbance. 3. Global Warming : The emission of greenhouse gases particularly CO2 is leading to global warming.