Overcrowding
Industrialization
Vehicle emissions (releases)
Location of Mexico City between two mountain ranges
Spread across much of northern South America, it is home to over 40,000 plants, 1,000 different species of birds, and 2.5 million different kinds of insects.
Rain forests are the "lungs of the earth" and help convert carbon dioxide into oxygen
Are the home to the largest variety of plant and animal species on the planet
Running along the western coast of South America, it is the longest continuous mountain range in the world.
A long, narrow country stretching along South America's western edge
Causes a loss of habitat for species
Can cause climate change
Causes less clean air for humans
Causes more soil erosion
Causes soil depletion
A country at the northern tip of South America that borders Central America.
A man-made feature that was built to provide a “shortcut” for ships to travel between the Pacific and Atlantic oceans.
city promotes public transportation
buses that run on cleaner burning fuels.
restrictions on car use