‘All of the above’ approach best addresses challenges

fuel efficiency standards, climate change, energy, clean coal technology, clean energy companies, new fuel efficiency, carbon dioxide emissions, domestic drilling, U.S. energy equation, energy innovation projects, Austin Energy Poll, President Barack Obama, key energy issues, tax breaks, coal plants, renewable energy, modern coal plants, supports energy innovation, North American Energy, onshore energy development, alternative energy sources, North America energy, Energy independence, gas tax breaks, solar power company, greenhouse gas emissions, natural gas-fired plants, federal safety standards, gas tax credits, Environmental Protection Agency, Keystone XL pipeline, national security issue, energy policies, Keystone pipeline, U.S. oil imports, great freshwater networks, vehicle fuel efficiency, fossil fuels, production tax credit, National Wildlife Refuge, energy needs, Oak Creek plant, United States supply, significant federal investments, EPA regulations, North American neighbors, Obama administration, fast-track regulatory approval, coal development, energy market