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# The smoking gun
- URL: https://www.opendemocracy.net/en/18352/
- Published: 2005-05-09T14:05:29.000Z
- Updated: 2019-02-14T22:33:16.000Z
- Author: openDemocracy Supporters
- Tags: #en, #Migrated, #Import 2026-04-09 18:15

*Using ocean data collected by diving floats, U.S. climate scientists released a study Thursday that they said provides the "smoking gun" that ties manmade greenhouse gas emissions to global warming*.

How long will it take for climate deniers to "explain" [this](http://msnbc.msn.com/id/7665636/?ref=opendemocracy.net) away?

Caspar Henderson

(update 3 May: [this post](http://www.realclimate.org/index.php?p=148&ref=opendemocracy.net) on RealClimate.org by one of the paper's authors)