Aclimate cycle in the pacific ocean with a global impact on weather patterns is called the cycle begins when warm water in the western tropical pacific ocean shifts eastward along the equator toward the coast of south america. la niña el niño temperature inversion global warming

Needed fast 15 points the process of natural selection favors certain characteristics in organisms, while it selects against other characteristics. what would happen if there was zero variation between all of the organisms on earth? a.organisms would evolve to increase variety b.natural selection would operate faster c.less food would be available d.evolution through natural selection would not occur

Distance that the transcontinental railroad covered from omaha to san francisco.

Based on the information in the graph, what can you conclude about humans in the world in general?