Read this article

1. Do you think that removing a portion of the older cars and heating systems will be enough to help improve the air quality?

2. What makes china's seemingly uncontrollable pollution a problem, while large cities like Los Angeles are able to stay so much cleaner?

Conservation in New Zealand

Read this article, and then answer the following questions.

1) Why is Gareth Morgan suggesting a move toward a ban of cats in New Zealand, and do you think a move like this is justified?

2) According to Bruce Kornreich, what would be the unintended effects of the removal of house cats from the ecosystem? 

Trade Exports Threaten Biodiversity

Read this article and answer the following questions.

1. How is the trade of goods threatening biodiversity?

2. According to the author, what can be done to prevent the loss of biodiversity due to trade? What do you think can be done?