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 | | Throughout the history of the Clean Air Act, questions have been raised as to whether the health and environmental benefits of air pollution control justify the costs incurred by industry, taxpayers, and consumers. |
 | | The "no-control" scenario reflects expected conditions under the assumption that, absent the passage of the 1970 Clean Air Act, the scope, form, and stringency of air pollution control programs would have remained as they were in 1970. |
 | | The direct benefits of the Clean Air Act from 1970 to 1990 include reduced incidence of a number of adverse human health effects, improvements in visibility, and avoided damage to agricultural crops. |
| www.net.org /cleanair/cost?PROACTIVE_ID=cecfc9cbccc6cecfcfc5cecfcfcfc5cecec9c9cdc8cbcfc9cdc5cf (863 words) |
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