Critical test for Sino-US ties: Clean energy. China Daily.. 2011.
Engineering, institutions, and the public interest: Evaluating product quality in the Kenyan solar photovoltaics industry. Energy Policy . 35(5):2960-2968.. 2007.
2020 visions. Nature. 463(7277):26-32.. 2010.
Cost-Effectiveness of Greenhouse Gas Emission Reductions from Plug-in Hybrid Electric Vehicles. Brookings-Google Plug-in Hybrid Summit .. 2008.
Investing in the Future: R&D's Needs to Meet America's Energy and Climate Needs. Select Committee on Energy Independence and Global Warming.. 2008.
Incremental and Transformational Change ( Innovations Case Discussion : Better Place). Innovations: Technology, Governance, Globalization. 4(4):141-143.. 2009.
Innovation Agenda. UNEP: Our Planet. (Generating Power, Jobs and Development):26-28.. 2008.
Hearing: A 10 Year Outlook for Energy. Committee on Appropriations, Subcommittee on Energy and Water, United States House of Representatives.. 2007.
Renewables 2007: Global Status Report. Renewables 2007.. 2008.
Testimony for the September 25, 2007 Hearing on: Green Jobs Created by Global Warming Initiatives. Committee on Environment and Public Works.. 2007.
Testimony for the November 8, 2007 Hearing on: Opportunities for Greenhouse Gas Emissions ReductionsOpportunities for Greenhouse Gas Emissions Reductions. Committee on Oversight and Government Reform.. 2007.
It takes a community to define a discipline: the 5th anniversary of Environmental Research Letters. ENVIRONMENTAL RESEARCH LETTERS.. 2012.
Biofuel's Time of Transition. :14-15.. 2008.
Turning words in action on climate change. Carbon Management. 4(2). 2013.
The best way to save the planet? You decide Los Angeles Times.. 2007.
Editorial: Complexity and interdisciplinary approaches to environmental research. ENVIRONMENTAL RESEARCH LETTERS. 8. 2013.
Quantifying Carbon Footprint Reduction Opportunities for U.S. Households and Communities. Environmental Science & Technology.. 2011.