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--Boundary_(ID_YCAQ7LL0WsrZnZBwRIpqSA) Content-type: text/plain; CHARSET=US-ASCII; delsp=yes; format=flowed Content-transfer-encoding: 7BIT Dr. Ken Lee at Bedford Inst. of Oceanography has been studying bioremediation (with bacteria etc.) of various kinds of spilled hydrocarbons including crude oil and its fractions for several decades, I think. I am forwarding to Mark Butler of Ecol. Action Ctr. for possible answers to your questions, David. Cheers from Jim in Wolfville Begin forwarded message: > From: David & Alison Webster <dwebster@glinx.com> > Date: August 5, 2010 12:51:05 PM ADT > To: naturens@chebucto.ns.ca > Subject: Oil spills: was Re: [NatureNS] Canadian gannets & winter > in Gulf of Mexico -- study needed > Reply-To: naturens@chebucto.ns.ca > > Hi Jim & All, Aug 5, 2010 > The Gulf spill raises once again four questions. Perhaps > someone on this list can shed some light. > > Is the use of dispersants (wetting agents) strictly cosmetic ? > Do these wetting agents have direct adverse effects on marine > life ? > Do they indirectly have adverse effects by dispersing the oil > and thus increasing the oil/water interface ? > Has a search for aerobic organisms that are able to use crude > oil components as an energy source been undertaken ? Natural > outcrops of oil-bearing shale would be likely sites for example. > Seeding a spill area with an oil-consuming organism might be an > efficient way to clean up; especially trace amounts. > > Yt, Dave Webster, Kentville --Boundary_(ID_YCAQ7LL0WsrZnZBwRIpqSA) Content-type: text/html; CHARSET=US-ASCII Content-transfer-encoding: quoted-printable <html><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; = -webkit-line-break: after-white-space; "> Dr. Ken Lee at Bedford Inst. of Oceanography has been studying = bioremediation (with bacteria etc.) of various kinds of spilled = hydrocarbons including crude oil and its fractions for several decades, = I think. I am forwarding to Mark Butler of Ecol. Action Ctr. for = possible answers to your questions, David. Cheers from Jim in = Wolfville<br><div><br><div>Begin forwarded message:</div><br = class=3D"Apple-interchange-newline"><blockquote type=3D"cite"><div = style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; "><font face=3D"Helvetica" size=3D"3" color=3D"#000000" = style=3D"font: 12.0px Helvetica; color: #000000"><b>From: = </b></font><font face=3D"Helvetica" size=3D"3" style=3D"font: 12.0px = Helvetica">David & Alison Webster <<a = href=3D"mailto:dwebster@glinx.com">dwebster@glinx.com</a>></font></div>= <div style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; "><font face=3D"Helvetica" size=3D"3" color=3D"#000000" = style=3D"font: 12.0px Helvetica; color: #000000"><b>Date: = </b></font><font face=3D"Helvetica" size=3D"3" style=3D"font: 12.0px = Helvetica">August 5, 2010 12:51:05 PM ADT</font></div><div = style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; "><font face=3D"Helvetica" size=3D"3" color=3D"#000000" = style=3D"font: 12.0px Helvetica; color: #000000"><b>To: </b></font><font = face=3D"Helvetica" size=3D"3" style=3D"font: 12.0px Helvetica"><a = href=3D"mailto:naturens@chebucto.ns.ca">naturens@chebucto.ns.ca</a></font>= </div><div style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: = 0px; margin-left: 0px; "><font face=3D"Helvetica" size=3D"3" = color=3D"#000000" style=3D"font: 12.0px Helvetica; color: = #000000"><b>Subject: </b></font><font face=3D"Helvetica" size=3D"3" = style=3D"font: 12.0px Helvetica"><b>Oil spills: was Re: [NatureNS] = Canadian gannets & winter in Gulf of Mexico -- study = needed</b></font></div><div style=3D"margin-top: 0px; margin-right: 0px; = margin-bottom: 0px; margin-left: 0px; "><font face=3D"Helvetica" = size=3D"3" color=3D"#000000" style=3D"font: 12.0px Helvetica; color: = #000000"><b>Reply-To: </b></font><font face=3D"Helvetica" size=3D"3" = style=3D"font: 12.0px Helvetica"><a = href=3D"mailto:naturens@chebucto.ns.ca">naturens@chebucto.ns.ca</a></font>= </div><div style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: = 0px; margin-left: 0px; min-height: 14px; "><br></div> <span = class=3D"Apple-style-span" style=3D"border-collapse: separate; color: = rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: = normal; font-weight: normal; letter-spacing: normal; line-height: = normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: = none; white-space: normal; widows: 2; word-spacing: 0px; = -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: = 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: = auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div><font = size=3D"2">Hi Jim & All, = Aug 5, 2010</font></div><div><font = size=3D"2"> The Gulf spill raises once again four = questions. Perhaps someone on this list can shed some = light.</font></div><div><font size=3D"2"></font> </div><div><font = size=3D"2"> Is the use of dispersants (wetting agents) = strictly cosmetic ?</font></div><div><font size=3D"2"> = Do these wetting agents have direct adverse effects on marine life = ?</font></div><div><font size=3D"2"> Do they = indirectly have adverse effects by dispersing the oil and thus = increasing the oil/water interface ?</font></div><div><font = size=3D"2"> Has a search for aerobic organisms that = are able to use crude oil components as an energy source been undertaken = ? Natural outcrops of oil-bearing shale would be likely = sites for example. Seeding a spill area with an oil-consuming organism = might be an efficient way to clean up; especially trace = amounts.</font></div><div><font size=3D"2"></font> </div><div><font = size=3D"2">Yt, Dave Webster, = Kentville</font></div></span></blockquote></div><br></body></html>= --Boundary_(ID_YCAQ7LL0WsrZnZBwRIpqSA)--
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