..., and bentonite. The higher concentrations of molybdenum and chromium are believed to be caused by impurities in the calcined moler clay and by cement, respectively. 19 06 2006 07 12 2007 02 05 2008 environmental management petroleum industry solidification waste handling E&P...

... 2005 hydrogen economy pollution control environmental management solar power wind power nuclear power The “hydrogen economy” is certainly not a new idea. Foreshadowed in 1874 by Jules Verne in The Mysterious Island ( 1 ), the concept has evolved through society’s...

... by the Petroleum Division May 2002; revised manuscript received October 2003. Associate Editor: W. David Constant 04 February 2002 01 May 2002 01 October 2003 19 10 2004 microorganisms effluents toxicology legislation environmental management water pollution measurement zoology...

...Lyn Arscott 04 05 2004 petroleum industry natural gas technology sustainable development pollution control socio-economic effects environmental management The distribution of heat between the equatorial zones and the polar regions caused by ocean currents is a potentially...