Discussion

Instructions:

Post at least one comment to each of the questions listed below. Also post your own questions and thoughts on the lesson.

1. It is said that a large volcano eruption(s) can produce more atmospheric sulfur compounds than are produced with human activity. How does one justify the need for environmental regulation of sulfur compounds from industrial emissions?
2. Can a hole in the ozone layer change the potential for photochemical reaction of organic compounds in the biosphere?

How to Participate in the Discussion

1. Log in to Blackboard and go to the ETox Course.
2. Click on Discussion.
3. Choose the discussion topic Lecture discussions.
4. ReadingMessages:
• Under the Subjectcolumn click on a message.
• If you see a Plusnext to a message that means there are more messages in that thread.They can be expanded by clicking on the Plus.
5. Posting Messages:
• Click on Create Message
• Type your subject and message
• Attachany files you need to
• pressPost

6. Refer to Blackboard for additional assistance.

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