The Atmosphere And Life on Earth.
Earth's atmosphere is significant for organisms that live here. Without this atmosphere, life as we know it would cease to exist. Earth's organisms interact with the atmosphere, often helping other organisms survive. Throughout history, the atmosphere has changed, some changes may have been less beneficial than others to life on Earth.
There are concerns that humans are causing problems with Earth's atmosphere. As you explore this unit, you will compare the ways humans may help or hurt the atmosphere. Good luck making up your mind about how humans affect the atmosphere.
Review science lab safety rules here.
Get the plug-ins: Want to share photos of you or your friends doing this activity? Send it in an e-mail with the following information: the title of the activity, the URL (Internet address), and your name. Remember that no picture can be used which shows student faces or has a student name on it. Updated
October 27, 2004
by: Glen Westbroek |
