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ការបំពុលបរិយាកាស Air Pollution
Air pollution may possibly harm population in way subtle or show that they have not yet been deleted. For that reason, research is now under way to access the long-time effects of chronic exposure to low levels of air pollution what most people experience as well as to determine how air
ដោយ: Learning English នៅ 2019-03-02 00:53
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មូលហេតុនៃការបំពុលទឹក Cause of Water pollution
Pollution is also caused when silt and other suspended solid, such as soil, wash off powered fields, construction and logging sites, urban areas, and eroded river bank when it rains. Pollution in the form organic materials enter waterway in many difference forms as sewage, as leaves and
ដោយ: Learning English នៅ 2019-03-02 00:53
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ដំណោះស្រាយនៃការបំពុលទឹក Solution of Water Pollution
Clearly, the problems associated with water pollution have the capabilities to disrupt life on our planet to a great extent. Congress has passed laws to try to combat water pollution thus acknowledging the fact that water pollution is, indeed, a serious issue. But the government alone ca
ដោយ: Learning English នៅ 2019-03-02 00:53
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តើយើងត្រូវប្រើវិធីដូចម្តេចខ្លះ ដើម្បីការពារប្រភពទឹកកុំឲ្យមានការបំពុល ?
ដោយ: ផែនដីវិទ្យា នៅ 2019-03-02 01:05
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ដើម្បីការពារប្រភពទឹកកុំឲ្យមានការបំពុលតើយើងត្រូវធ្វើដូចម្តេចខ្លះ ?
ដោយ: ផែនដីវិទ្យា នៅ 2019-03-02 01:05
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