Qing YangQing Yang's field of study is focused on energy policy analysis, based on systems accounting for environmental impacts from renewable energies and carbon capture and sequestration (CCS) technologies. She has been involved in the life cycle assessmentof nonrenewable energy consumption, pollutant emissions, greenhouse gas emissions from renewable energy derived processes and CCS technologies at global, national, city, plant scales, by using and modifying a range of systems methods-energy analysis, exergy analysis, eMergy analysis, life cycle assessment and ecological footprint. Read More Read Less