Ozone layer is recovering, says UN  The ozone layer is
regenerating, and could be back up to strength by the middle of
the century, according to a UN report.  Very Light Car carries
off X Prize  The Edison2 team clearly put more effort into
designing its fuel-efficient car than it did coming up with the
name, and it's paid off: the Very Light Car No 98 has earned its
designers $5 million from the X Foundation.  Solar funnel makes
PV cells more efficient  One disadvantage of solar cells is that
they take up a lot of  room - and not every building has enough
space.  Sulphuric acid could cut global warming  It's so
obvious, it's a wonder nobody thought of it before: releasing
vast quantities of sulphuric acid into the atmosphere to save -
yes, save - the planet.  Al Gore school stands on top of toxic
ground  Call it hilarious, offensive, or dangerous, but any way
you slice it there will be controversy over a new school named
after Al Gore that's opening for the first time next week.  Ice
caps melting far slower