LEDs promise of the future, not necessarily more environmentally friendly Solid State Lighting pioneers long already decided that the replacement of inefficient Edison light bulbs more efficient solid state light emitting diodes (LED) would reduce the power consumption in the world not only "green" on the need for new to reduce power plants, but even if they are dismantled.
NASA SDO – Filament Eruption and Solar Flare, August 1, 2010