× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
j
3
s
3
j
2
J
2
e
2
n
2
t
2
d
2
b
2
t
2
J
2
b
2
New Topic  
kristin vang kristin vang
wrote...
Posts: 11
Rep: 0 0
2 years ago
The residence time of carbon dioxide (CO2) in the atmosphere is _____.

a. 10 to 30 years
b. 1 to 3 years
c. 100 to 300 years
d. More than 300 years
Read 210 times
2 Replies

Related Topics

Replies
wrote...
2 years ago
c. 100 to 300 years

Most estimate 50 to 200 years (few years to couple of hundred years)
wrote...
2 years ago
c. 100 to 300 years
Posted by Semantha Lorez
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  871 People Browsing
Related Images
  
 1743
  
 502
  
 1046
Your Opinion
Which country would you like to visit for its food?
Votes: 263

Previous poll results: Who's your favorite biologist?