Could $100 oil turn dumps into plastic mines?  LONDON Tue Aug
26, 2008 2:53am EDT  1 of 3. A man collects recyclable plastic
materials, washed ashore by waves, which will be sold for 21
pesos ($0.48) in exchange for food in Manila in this August 2,
2008 file photo. Sparked by surging oil, a dramatic rise in the
value of old plastic is encouraging waste companies across the
world to dig for buried riches in rotting rubbish dumps.
Credit: Reuters/Cheryl Ravelo  LONDON (Reuters) - Sparked by
surging oil, a dramatic rise in the value of old plastic is
encouraging waste companies across the world to dig for buried
riches in rotting rubbish dumps.        With this in mind,
leaders of the world's waste management industry are planning to
come together in London in October for what is being billed as
the first "global landfill mining" conference.  "Once plastic is
in a landfill site, it pretty much sits there doing nothing --
and the beauty of that is that you're able to go back and
recapture it in the future," said