Although coal and nuclear energy have fallen out of favour with the public, there hasn't been a viable alternative energy source. Until now. New technology will now allow for the extraction of natural gas from impermeable hard rock, coal seams or shale deposits. This basically means that countries in Western Europe may no longer need to rely on Russia for their natural gas. Read more: New Scientist
Magenta has no physical wavelength. It thus does not "exist" strictly speaking. Rather our brains are telling us that we are seeing "not green".