What best explains why glacial ice cores are ideal for examining climatic conditions in Earth's past?
A. are not contaminated by volcanic activity
B. record both warming and cooling periods
C. provide actual atmospheric temperatures going back millions of years
D. provide high-resolution data on both temperature and carbon dioxide
E. all of the answers listed here
Answer: D
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____________________ is a mysterious disease that causes adult bees to disappear from their hives without a trace
Fill in the blanks with correct word
Streams which flow for only a part of the year are ______.
a - antecedent b - dry c - superimposed d - consequent e - intermittent
Instructions: Choose one answer from each pair of selections. The nuclear winter scenario envisions an upper level layer of strongly REFLECTING | ABSORBING soot particles, which would cool Earth's surface by reducing the amount of sunlight able to reach the ground
Global warming would likely lead to tropical diseases spreading farther north and south
Indicate whether the statement is true or false