Steven Chu, United States Secretary of Energy at the Copenhagen Climate Conference COP15
98 views · Published 18 December 2009 · 1:05 · Indexed 20 September 2026
Channel: Charbax · 2009 · News & Politics
Steven Chu does a slideshow presentation at the Copenhagen Climate Conference COP15, showing some of the research and development in renewable energies, energy policy of the Obama administration.
