UV connection ??
The Times - London Obituaries
March 27, 2002
David Wynn-Williams
Wynn-Williams had also worked with the GermanAerospace Institute at Cologne, on the UVC (short-wave ultra-violet radiationin the 200-280 nanometre waveband) atmosphere of early Earth and Mars.Last year he returned to the Taylor Valley long-term ecological researchsite in the McMurdo Dry Valleys, where he worked with colleagues on the
American Antarctic programme.
regards