Photo Credits

Coal for Electricity:
Photo derived from original by [sic] under a Creative Commons Attribution license.

Development, Economics, and Energy:
Photo derived from original by austrini under a Creative Commons Attribution license.

Energy Efficiency:
Photo derived from original by bleggg under a Creative Commons Attribution-Noncommercial license.

Forestry:
Photo derived from original by Stuck in Customs under a Creative Commons Attribution-Noncommercial-Share Alike license.

Industry:
Photo derived from original by tashland under a Creative Commons Attribution-Noncommercial license.

Renewables:
Photo derived from original by TDR1 under a Creative Commons Attribution-Noncommercial-Share Alike license.

Trade and Competitiveness:
Photo derived from original by Manuel W. under a Creative Commons Attribution-Noncommercial license.

Transportation:
Photo derived from original by televiseus under a Creative Commons Attribution-Noncommercial-Share Alike license.