The largest contributor to the ecological foot print of most individuals in affluent nations is
a. recreational hunting and fishing
b. vacations via air travel
c. residential heating
d. meat production and consumption
e. purchasing more clothing and accessories than are needed
D
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James Hutton concluded that Earth must be very old and wrote that "we find no vestige of a beginning,
and no prospect of an end." Indicate whether the statement is true or false.
If seven students tell a zoologist that they saw Bigfoot while hiking in an Idaho forest the previous weekend, an interested zoologist would most likely
A) return to that region to look for evidence of a Bigfoot. B) report the students' experience in a scientific journal. C) conduct experiments to show that the students were probably mistaken. D) ask the students to explain how they felt during the encounter.
What factors contribute to the "dead zone" in Chesapeake Bay?
What will be an ideal response?
Which of these septic tanks is most likely to spread contaminated groundwater far away from the septic tank, and why?
A. the left septic tank because it is in sand B. the right septic tank because it is in limestone with caverns C. the right septic tank because it is lower in elevation D. the left septic tank because it is higher in elevation