Early Earth would have been inhospitable to many life forms of today because
A. the seas were warmer.
B. the atmosphere lacked oxygen.
C. the sunlight was weaker.
Answer: B
Environmental & Atmospheric Sciences
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The adjusting of geospatial datasets in real time to make changes to maps and other visual models is called
A) global positioning. B) geographic synchronization. C) geovisualization. D) remote sensing.
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The removal of a single or small groups of mature trees is called
A. selective cutting. B. seed-tree cutting. C. clear-cutting. D. shelterwood cutting. E. strip cutting.
Environmental & Atmospheric Sciences
Why are buffer zones important components of megareserves?
What will be an ideal response?
Environmental & Atmospheric Sciences
The Chicxulub impact crater was the first evidence to suggest that a meteorite impact caused the Cretaceous-Tertiary mass extinction
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences