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Linear no-threshold model

WEBThe Linear no-threshold model (LNT) is the most commonly used model to estimate the biological risks from ionizing radiation.While cancer is only one of the possible problems …

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Ground level ozone

WEBGround level ozone is a highly reactive secondary pollutant.This pollutant forms when primary pollutants, like hydrocarbons and nitrogen oxides, react with sunlight.Ozone …

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Canadian Radiation Dose Calculator

WEBOne of the most important is the absorbed dose – the amount of radiation that deposits energy in our bodies. The International Standard unit for radiation is the millisievert …

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Great smog of 1952

WEBHealth problems. As mentioned above, 12,000 deaths were attributed to the Great Smog. Many more suffered from breathing problems due to the effects of the various pollutants …

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Particulate matter

WEBIn addition to human health effects, particulate matter can harm the environment.The fact that particulate matter is a major component of smog means that it contributes to the …

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Human development index

WEBThe Human Development Index, also known as the HDI, is an evaluation of several different indicators that shows achievement in human life and well-being overall. [1] HDI is an …

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Biomagnification

WEBBiomagnification. Figure 1: Biomagnification, each level of the food chain has a greater concentration of contaminant. [1] Biomagnification is the process by which toxic …

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Photochemical smog

WEBPhotochemical smog is a type of smog produced when ultraviolet light from the sun reacts with nitrogen oxides in the atmosphere.It is visible as a brown haze, and is most …

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Not in my back yard syndrome

WEBNIMBY (also NIMBYism, NIMBY syndrome) is an acronym for "Not In My Back Yard". [2] The term describes people who act in their own interests to oppose nearby development …

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Environmental impact

WEBAn environmental impact is defined as any change to the environment, whether adverse or beneficial, resulting from a facility’s activities, products, or services. In other words it is …

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Ionizing radiation

WEBIonizing radiation is a specific type of energy transmission that has enough energy to remove electrons from atoms, turning atoms into ions.This means that when an atom or …

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Natural vs anthropogenic climate change

WEBClimate change is any change occurring to the planet's climate either permanently or lasting for long periods of time. It is the cumulative total of two related sources: anthropogenic …

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Primary pollutant

WEBPrimary pollutants are any type of pollutant directly into the environment.They differ from secondary pollutants because secondary pollutants must form in the atmosphere, …

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Environmental impacts of oil sands

WEBThe environmental impact of the oil sands is an issue that has been extremely divisive. As with the extraction and use of any fossil fuel, negative environmental effects arise as a …

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Kerosene lantern

WEBKerosene lanterns are simply lanterns that burn kerosene by pulling it up through a wick within the lantern, creating light. Worldwide, an estimated 1.6 billion people use …

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