is carbon dioxide a pollutant ? how
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Yes it is a pollutant...because it is released by vehicles and therefore it pollutes the environment and it is also harmful for us...
utkarsh451:
not sufficient
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Hey buddy here is your answer..........................................
Many people seem to confuse "pollution" with "toxicity." Toxic substances cause direct harm to organisms like people, other animals, and plants, while Wikipedia defines a pollutant as:
…a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource.
A pollutant does not neccessarily cause direct harm to an organism through exposure. Indeed, nutrient pollution is a great harm to fisheries, which is why nitrogen and phosphorous---essential nutrients for plants, more important than carbon---are regulated as pollutants by environmental agencies. These nutrients do not need to poison sea life directly to be harmful. Rather, the main harm is causing algal blooms and subsequent oxygen depletion in the water. Even though they're good for plants, too much nitrogen or phosphorous in water is harmful.
Similarly, too much CO2 in the atmosphere causes problems for plants, animals, and people, even though it's a crucial ingredient in photosynthesis. It is entirely possible for excessive CO2 to cause increased plant productivity and still come out as a net negative for that same organism.
Most substances are not always good or always bad. Whether something is a pollutant often depends on location and quantity, and it has been that way since before the EPA was tasked with managing climate change.
Many people seem to confuse "pollution" with "toxicity." Toxic substances cause direct harm to organisms like people, other animals, and plants, while Wikipedia defines a pollutant as:
…a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource.
A pollutant does not neccessarily cause direct harm to an organism through exposure. Indeed, nutrient pollution is a great harm to fisheries, which is why nitrogen and phosphorous---essential nutrients for plants, more important than carbon---are regulated as pollutants by environmental agencies. These nutrients do not need to poison sea life directly to be harmful. Rather, the main harm is causing algal blooms and subsequent oxygen depletion in the water. Even though they're good for plants, too much nitrogen or phosphorous in water is harmful.
Similarly, too much CO2 in the atmosphere causes problems for plants, animals, and people, even though it's a crucial ingredient in photosynthesis. It is entirely possible for excessive CO2 to cause increased plant productivity and still come out as a net negative for that same organism.
Most substances are not always good or always bad. Whether something is a pollutant often depends on location and quantity, and it has been that way since before the EPA was tasked with managing climate change.
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