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Discuss briefly the exposure of humans to X-rays from the Sun considering Earth's surface and the upper atmosphere.
Marginal Social Benefit
The incremental advantage to the community from the consumption or production of an additional unit of a product or service.
Pollution
is the introduction of contaminants into the natural environment that cause adverse changes, affecting air, water, and land quality detrimentally.
Positive Externality
A benefit that affects a party who did not choose to incur that benefit.
Externalities
Economic side effects or consequences of industrial or commercial activity that affect other parties without being reflected in the costs of the goods or services involved.
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