Lisbeth D. Gronlund, PhD Biography

“Roughly 86 percent of the energy Americans consumed in 2005 was generated from fossil fuels, which produce global warming emissions. Nuclear power supplied 8 percent of the total energy consumed in the United States, while hydroelectric power plants and other forms of renewable energy, including biomass, geothermal, wind, and solar, provided the remaining 6 percent…

Of the electricity used in the United States in 2005, fossil fuels generated 70 percent, nuclear power supplied roughly 21 percent, and hydroelectric dams and other renewable energy sources provided 9 percent…”