GIS (geographic information systems) software is a new, powerful tool for research on ecosystems. Which of the following is NOT something that we can rely on GIS data to reveal?
a. geographic and ecological spatial data
b. variation in vegetation in local areas
c. sulfur content of deep ocean sediments
d. local air pollution emissions
e. global variation in vegetation and gross primary productivity
C
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What sort of instrument is used to determine the parent-daughter ratio of isotopes, and what does it
measure? What will be an ideal response?
Far-western North America contains a variety of fault bounded crustal blocks called ________ terranes
A) accreted B) island arc C) seamount D) ridge
The surface of Earth is usually divided into four categories of landforms: plains, mountains, hills, and ________
A) volcanoes B) islands C) plateaus D) river valleys
The Asian region is about twice the size of the United States, with regard to land area, with about 8 million square miles
Indicate whether the statement is true or false