Which continent would have the majority of the superimposed boundaries in the world?
Asia
Africa
Europe
North America
South America

Ships can transit between the atlantic and pacific oceans using the canal.

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons

Which of the following is an environmental cost of agriculture? a. agronomyb. cash cropsc. pollutiond. crop rotation