Over the span of 70 million years, Earth's climate
A) was much cooler in the distant past than the present.
B) has remained fairly constant, only showing a warming trend during the past 200 years.
C) was much warmer in the distant past than the present.
D) was warmest approximately 10 million years ago and coolest about 56 million years ago.
C
You might also like to view...
One landform that is caused by erosion from running water is a
A. U-shaped valley. B. sand dune. C. waterfall. D. mountain.
According to the figure, which of the following levels of pollution reduction has the greatest amount of benefit derived?
A) 20% reduction B) 60% reduction C) 80% reduction D) 100% reduction
The poorest countries are the largest source of international migrants
a. True b. False Indicate whether the statement is true or false
Soil material is actually small bits of rocks and composed of ________
A) humus B) loam C) silica D) hydrogen E) air