Data!
- Climatewatch Data. A good place to go for current and historical emissions data.
- Compare your country. Shows the carbon intensity of electricty production for over 40 countries.
- Carbon Intensity of electricity in the US, by state from statistica.com.
- Electricy Map. A ridiculously good real-time visualization of carbon intensities of electricy production for many countries, states, and regions.
- ISO New England. Almost real-time data for New England's electricity grid.
- Lots of energy flowcharts from Lawrence Livermore National Labs.
- Electricity prices in Europe
- carboncounter.com. A very impressive and visually compelling site from the lab of Jessica Trancik comparing the lifecycle emissions of many different cars.