Checkpoint 08b

Citizens of Mexico City sometimes cover their mouths and noses with paper masks to guard against toxic chemicals they may breathe in. Children are particularly at risk. When the pollution is particularly bad, children may exhibit flu symptoms like runny noses and headaches.

What kind of pollution common to Mexico City is described in the text?

• acid rain

• soil pollution

• water pollution

• air pollution

Choose the correct effect to the reason for air pollution in Mexico City.

Factories and automobiles emit toxic chemicals.

• Pollution accumulates (builds) day after day

• Emissions enter the air over Mexico City

• Pollution is trapped in a haze called smog

Choose the correct effect to the reason for air pollution in Mexico City.

Mountains surround Mexico City so emissions cannot escape.

• Pollution accumulates (builds) day after day

• Emissions enter the air over Mexico City

• Pollution is trapped in a haze called smog

Choose the correct effect to the reason for air pollution in Mexico City.

The wind is not strong enough to blow the pollutants away.

• Pollution accumulates (builds) day after day

• Emissions enter the air over Mexico City

• Pollution is trapped in a haze called smog

What measures has the Mexican government taken to help reduce air pollution in Mexico City? (Choose 3)

• enacting high taxes on cars so people buy fewer cars

• providing free bus tickets so people will ride buses instead of drive cars

• enforcing strict inspections of emissions systems on cars

• limiting how often people can drive their cars

• changing the kind of fuel cars and factories use

Choose the phrase that completes the graphic organizer.

• known as the world’s breadbasket

• growing due to deforestation

• at risk due to deforestation

• located in Africa

Which activities have led to the destruction of Brazil’s Amazon rainforest?

• building roads

• slash and burn farming

• cattle ranching

• acid rain

• logging

Which activities have led to the destruction of Brazil’s Amazon rainforest?

• mining

• air pollution

• building new settlements

The destruction of the Amazon rainforest has many ____ effects on the environment.

• negative

• climate change

• habitat

Those effects include ____ and the loss of ___ for millions of species.

• climate change/habitat

• habitat/climate change