NIGERIA–(ENEWSPF)–4 August 2011. The environmental restoration of Nigeria’s Ogoniland oil region could prove to be the world’s most wide-ranging and long-term oil clean-up exercise ever, if contaminated drinking water, land, creeks and other ecosystems are to be brought back to full health, according to a United Nations report released today.
It could take 25 to 30 years, with an initial investment of $1 billion just for the first five years, to clean up pollution from…






