Climate change............
Answer:
The Amazon is the world's longest river.
Answer:
there color brown
Explanation:
the color brown is used to denote most contour lines on a map
The answer is B) Inca. Extensive road network across plains, deserts and mountains reaching all corners of the empire was one of the notable features of the Inca empire like terraced farming, canals, crop rotation and irrigation as agricultural innovations. It allowed smooth military operations, trading, and the use of runners or chasquis.
Answer:
to learn why its happening and ways to prevent it