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General Discussion

ErikJ

(6,335 posts) Sun Jul 8, 2012, 04:09 PM Jul 2012

6

Global Warming in a Jar

5th grader's elegantly simple science fair experiment demonstrates how global warming works.

The atmospheric CO2 concentration has risen from about 280 PPM 100 years ago to 395 PPM now.

The resultant warmer atmosphere now hold's 5% more moisture as well.

4 replies

= new reply since forum marked as read

Highlight:

Global Warming in a Jar (Original Post) ErikJ Jul 2012 OP

Pretty straight forward. Lifelong Protester Jul 2012 #1

Yeah, but the earth doesn't have a lid Ezlivin Jul 2012 #2

"eath doesn't have a lid" hee Liberal_in_LA Jul 2012 #3

Tell 'em if the Earth didn't have a lid BumRushDaShow Jul 2012 #4

Lifelong Protester

(8,421 posts)

1. Pretty straight forward.

Reply to ErikJ (Original post)

Sun Jul 8, 2012, 04:15 PM

Jul 2012

And this summer, I expect the Earth IS doing the same...

Ezlivin

(8,153 posts)

2. Yeah, but the earth doesn't have a lid

Reply to ErikJ (Original post)

Sun Jul 8, 2012, 04:30 PM

Jul 2012

That's the comeback I'd expect from the global warming deniers.

Nice little science project. It may change a few minds.

Liberal_in_LA

(44,397 posts)

3. "eath doesn't have a lid" hee

Reply to Ezlivin (Reply #2)

Sun Jul 8, 2012, 04:39 PM

Jul 2012

BumRushDaShow

(129,088 posts)

4. Tell 'em if the Earth didn't have a lid

Reply to Ezlivin (Reply #2)

Sun Jul 8, 2012, 04:43 PM

Jul 2012

we would look like the moon.

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