Podcast
Questions and Answers
What is pollution?
What is pollution?
- The promotion of a healthy ecosystem
- The enhancement of nature and human health
- The introduction of harmful substances into the environment (correct)
- The removal of contaminants from the environment
Where can contaminants be found in the environment?
Where can contaminants be found in the environment?
- Exclusively in the oceans
- Only in the air
- In water, air, or land (correct)
- Only in the land
What are some sources of water contamination in Canada?
What are some sources of water contamination in Canada?
- Mainly due to acid rain
- Solely from inadequate water treatment plants
- Exclusively natural erosion and sedimentation
- Primarily from municipal discharge and industry (correct)
How much inadequately treated wastewater is dumped in Canada annually?
How much inadequately treated wastewater is dumped in Canada annually?
What was a recent example of water pollution in Canada mentioned in the text?
What was a recent example of water pollution in Canada mentioned in the text?
How did the oil spill in Canada affect the local population?
How did the oil spill in Canada affect the local population?
Why are people on the North American continent affected by pollution?
Why are people on the North American continent affected by pollution?
What is one example of industry polluting Canada's water resources mentioned in the text?
What is one example of industry polluting Canada's water resources mentioned in the text?
How does Canada try to prevent pollution in the first place according to the text?
How does Canada try to prevent pollution in the first place according to the text?
What are some human-based sources of air pollution mentioned in the text?
What are some human-based sources of air pollution mentioned in the text?
How did the U.S. try to manage air pollution according to the text?
How did the U.S. try to manage air pollution according to the text?
What is mentioned as a source of land pollution in Mexico?
What is mentioned as a source of land pollution in Mexico?
What was Mexico's approach to controlling land pollution mentioned in the text?
What was Mexico's approach to controlling land pollution mentioned in the text?
'How can countries help control land pollution from sites like landfills?' According to the text, what is one strategy they can use?
'How can countries help control land pollution from sites like landfills?' According to the text, what is one strategy they can use?
'What did Mexico aim to achieve by closing one of the world's largest landfills in 2011?' According to the text, what was their goal?
'What did Mexico aim to achieve by closing one of the world's largest landfills in 2011?' According to the text, what was their goal?
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