Topo maps use contour lines to show changes in terrain and elevation, and are often overlayed with a wide variety of information, such as roads and streets, trails, land-use boundaries, tree and vegetation cover, and camping and hiking information to show how the lay of the land interacts with other natural and human-made features.

Select the correct answer from each drop-down menu. this map shows how climate change might affect precipitation patterns in the great plains of the united states by the end of this century. brown shows a decrease in precipitation, and blue shows an increase. the maps differ based on the predicted levels of greenhouse gas emissions. the maps show that northern areas should get . southern areas will likely get . to use these maps to prepare for natural disasters in the great plains, scientists need to ask, ?