The most widespread negative health impact of air pollution is the
A) destruction of the cellular components of the immune system.
B) loss of the ability to absorb vital nutrients by the digestive system.
C) disruption of the signaling processes of the endocrine system.
D) chronic stress that weakens many systems of the body.
D
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Briefly describe how mountains can offset global warming
What will be an ideal response
Which human-built feature nearby appears to have been influenced by the same kind of landform?
The question is based on Map T-5, a portion of the “Jackson, Mississippi-Louisiana” topographic map (scale 1:250,000; contour interval 50 feet; dashed lines are supplementary contours at 25-foot intervals). A color satellite image of this same region is shown in Figure 40-5 (scan the QR code for this exercise or go to the Lab Manual website and Exercise 40). For reference, the dashed contour line on “Paw Paw Island” in the southern part of the map shows an elevation of 75 feet. What will be an ideal response?
When a stream's discharge decreases from bankfull discharge, it has appropriate power to
A) transport all of the sediment on its bed and cause further erosion. B) transport all of the sediment on its bed without causing any further erosion. C) not transport all of its sediment load and deposits part of it. D) not transport any of its sediment load and deposits all of it.
Wind belts that blow from east to west over most of the areas between 30°N and 30°S are called ________.
A. trade winds B. doldrums C. horse latitudes D. westerlies E. polar easterlies