Heat-Trapping Gas Passes Milestone, Raising Fears
 
 
Chris  Stewart/Associated Press
The  average carbon dioxide reading surpassed 400 parts per million at the 
research  facility atop the Mauna Loa volcano on the island of Hawaii for 
the 24 hours  that ended at 8 p.m. on Thursday.
By _JUSTIN GILLIS_ 
(http://topics.nytimes.com/top/reference/timestopics/people/g/justin_gillis/index.html) 
Published:  May 10, 2013 
http://www.nytimes.com/2013/05/11/science/earth/carbon-dioxide-level-passes-
long-feared-milestone.html

 
Irvin Dawid






On Fri, May 10, 2013 at 2:41 PM, Pat Carstensen <[log in to unmask] 
(mailto:[log in to unmask]) > wrote:


http://www.nsf.gov/news/news_summ.jsp?cntn_id=127897&WT.mc_id=USNSF_58&WT.mc
_ev=click  

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  To 
unsubscribe from the CONS-TRANS-CHAIRS-FORUM list, send any message to:  
[log in to unmask] 
(mailto:[log in to unmask])   Check out our Listserv 
Lists support site for more information: http://www.sierraclub.org/lists/faq.asp 
 



- - - - - - - - - - - - - - - - - - - - - - - - -  - - - - - - - To 
unsubscribe from the CONS-TRANS-CHAIRS-FORUM list, send any  message to: 
[log in to unmask] Check  out our Listserv 
Lists support site for more information:  
http://www.sierraclub.org/lists/faq.asp Sign up to receive Sierra Club  Insider, the flagship e-newsletter. 
Sent out twice a month, it features the  Club's latest news and activities. 
Subscribe and view recent editions at  http://www.sierraclub.org/insider/



- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
To unsubscribe from the IOWA-TOPICS list, send any message to:
[log in to unmask]

Check out our Listserv Lists support site for more information:
http://www.sierraclub.org/lists/faq.asp

Sign up to receive Sierra Club Insider, the flagship
e-newsletter. Sent out twice a month, it features the Club's
latest news and activities. Subscribe and view recent
editions at http://www.sierraclub.org/insider/