Between 2004 and 2007, Global Investments in Renewable Energy More

Multiple Choice

Between 2004 and 2007, global investments in renewable energy more than quadrupled, with solar, wind, and biofuels receiving 82 percent of this money in countries such as China, India, Pakistan, and the Philippines. In which did form of energy did the United States make the preponderance of its new investments during this period?

A) wind power
B) solar power
C) biofuels
D) fossil fuels (coal, oil, and natural gas)