15. How are increasing temperatures likely to affect agriculture? A. Cz and C4 plants will be affected differently.

B. Less water will be needed to irrigate.

C. Insects will be able to thrive farther away from the equator.

D. Nitrogen will be more available to plants.

Based on the evidence in the excerpt above, describe in your own words what it would have been like for a person to enter a meat processing plant in the united states

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere