上游究通大学 Global Energy Systems SHANGHAI JIAO TONG UNIVERSITY Transition,(of market) 100 Wood Coal 80 Solids Gases 60 Hydrogen 40 Liquids 20 Oil Natural Gas 0 1850 1900 1950 2000 2050 2100 2150 Copyright1998-2007,Dr.Jean-Paul Rodrigue,Dept.of Economics&Geography,Hofstra University.For personal or classroom use ONLY.This material (including graphics)is not public domain and cannot be published,in whole or in part. in ANY form(printed or electronic)and on any media without consent.This includes conference presentations.Permission MUST be requested prior to use.Copyright © 1998-2007, Dr. Jean-Paul Rodrigue, Dept. of Economics & Geography, Hofstra University. For personal or classroom use ONLY. This material (including graphics) is not public domain and cannot be published, in whole or in part, in ANY form (printed or electronic) and on any media without consent. This includes conference presentations. Permission MUST be requested prior to use. Global Energy Systems Transition, (% of market) 1850 1900 1950 2000 2050 2100 2150 100 80 60 40 20 0 Solids Liquids Gases Wood Coal Oil Natural Gas Hydrogen