What is the main pollution problem in Mexico City?

• Oil pollution

• Air pollution

• Water pollution

• All of the above

How does geography play a role in Mexico City's pollution problem?

• It's one of the worlds largest cities

• The city has views of distant snowcapped mountains.

• It lies in a bowl-shaped valley that traps air pollutants.

• The cars and factories send pollution such as lead, sulfur, and carbon monoxide into the air.

What are the main sources of air pollution in Mexico City?

• intense sunlight

• the high altitude

• factories and cars

• cars that produce little or no air pollution

Which solution is a way that the government is trying to reduce pollution in Mexico City?

• ignoring cars with exhaust problems

• reducing the number of buses and trains

• making sure the population continues to grow

• increasing the number of cars that produce little or no air pollution

What other measures has the Mexican government put in place to help reduce the air pollution.

• Limit how often people can drive cars.

• Close factories on days when air pollution is high.

• Strict emissions inspections on cars.

• all of the above

What are the name of the mountains that trap Mexico City's pollution

• Andes mountains

• Rocky Mountains

• Sierra Madre Mountains

• Appalachian mountains

What is an effect of the pollution in Mexico city?

• People can breathe fresh air

• Many people have respiratory illnesses

• no limits on driving

• there are no health issues in Mexico City

Who is mostly affected by the pollution in Mexico City?

• Young children and the elderly

• Middle aged people

• animals

• twenty year olds

What is the major environmental issue in Venezuela?

• Air pollution

• deforestation

• desertification

• oil pollution

What problem has been caused by oil production in Venezuela?

• About 15 percent of U.S. oil comes from Venezuela.

• The coast along the Caribbean Sea has been polluted with oil.

• Lake Maracaibo has become the largest lake in South America.

• Venezuela is more polluted than other South American countries.