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Index of Subjects --Apple-Mail-120-41637509 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=WINDOWS-1252; delsp=yes; format=flowed Hi Dave, On 15-Jul-07, at 9:57 AM, David & Alison Webster wrote: > Dear All, July 15, 2007 > The figure keeps popping up that less than 0.01 per cent of NS =20 > forests are old growth. The latest instance is in a Sunday Herald =20 > article article (Knox on wood, Novascotian July 15). > Now 0.01 percent would be an area of only 2.04 sq miles (20,402 =20 > sq mi land area/ 10,000) so one can be reasonably sure the original =20= > figure was 1%. Does anyone know who established this figure and on =20 > what basis ? Both Lynds (1989) and Loo & Ives (2003) say 1% whereas McMahon (1989) =20= says 0.6%. I don't have all of these before me at the moment so I =20 can't recall how the numbers are derived. Lynds (1989) is just a =20 guesstimate. The differences may have more to do with how one defines =20= "old-growth. What's interesting is that Fernow (1912) estimated that =20 at that time "virgin" forests comprised 23.6% of Nova Scotia's =20 mainland forests and 40.6% of the forests on Cape Breton Island - =20 ergo, a huge decline in the span of 70-80 years! Cheers, Chris Fernow, B.E. 1912. Forest Conditions of Nova Scotia Loo, J. & Ives, N. (2003) The Acadian forest: historical condition =20 and human impacts. The Forestry Chronicle, 79, 462-472. Lynds, A. (1989) Nova Scotia's Old-growth Forests. Conservation 13=20 (2): 4-6. McMahon, J. 1989. The new forest in Nova Scotia. In Deforestation and =20= =93development=94 in Canada and the tropics. Edited by A. Schneider. =20 University College of Cape Breton. pp. 159-162. _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.=20= _. Christopher Majka - Nova Scotia Museum of Natural History 1747 Summer Street, Halifax, Nova Scotia, Canada B3H 3A6 (902) 424-6435 Email <c.majka@ns.sympatico.ca> _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.=20= _. --Apple-Mail-120-41637509 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=WINDOWS-1252 <HTML><BODY style=3D"word-wrap: break-word; -khtml-nbsp-mode: space; = -khtml-line-break: after-white-space; ">Hi Dave,<DIV><BR><DIV><DIV>On = 15-Jul-07, at 9:57 AM, David & Alison Webster wrote:</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; ">Dear All,<SPAN class=3D"Apple-converted-space">=A0 =A0= =A0 =A0 =A0 =A0 </SPAN>July 15, 2007</DIV><DIV style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><SPAN = class=3D"Apple-converted-space">=A0=A0 </SPAN>The figure keeps popping = up that less than 0.01 per cent of NS forests are old growth. The latest = instance is in a Sunday Herald article article (Knox on wood, = Novascotian July 15).<SPAN = class=3D"Apple-converted-space">=A0</SPAN></DIV><DIV style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><SPAN = class=3D"Apple-converted-space">=A0=A0 </SPAN>Now 0.01 percent would be = an area of only 2.04 sq miles (20,402 sq mi land area/ 10,000) so one = can be reasonably sure the original figure was 1%. Does anyone know who = established this figure and on what basis = ?</DIV></BLOCKQUOTE></DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV>Both Lynds (1989) and Loo = & Ives (2003) say 1% whereas McMahon (1989) says 0.6%. I don't have = all of these before me at the moment so I can't recall how the numbers = are derived. Lynds (1989) is just a guesstimate. The differences may = have more to do with how one defines "old-growth. What's interesting is = that Fernow (1912) estimated that at that time "virgin" forests = comprised 23.6% of Nova Scotia's mainland forests and 40.6% of the = forests on Cape Breton Island - ergo, a huge decline in the span of = 70-80 years!</DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV>Cheers,</DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV>Chris</DIV><DIV><BR = class=3D"khtml-block-placeholder"></DIV><DIV>Fernow, B.E. 1912. Forest = Conditions of Nova Scotia</DIV><DIV>Loo, J. & Ives, N. (2003) The = Acadian forest: historical condition and human impacts. The Forestry = Chronicle, 79, 462-472.=A0</DIV><DIV>Lynds, A. (1989) Nova Scotia's = Old-growth Forests. Conservation 13(2): 4-6.</DIV><DIV>McMahon, J. 1989. = The new forest in Nova Scotia. In Deforestation and =93development=94 in = Canada and the tropics. Edited by A. Schneider. University College of = Cape Breton. pp. 159-162.</DIV><BR><DIV> <P style=3D"margin: 0.0px 0.0px = 0.0px 0.0px"><FONT face=3D"Times" size=3D"3" style=3D"font: 12.0px = Times">_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._= ._._._.</FONT></P> <P style=3D"margin: 0.0px 0.0px 0.0px 0.0px"><FONT = face=3D"Times" size=3D"3" style=3D"font: 12.0px Times">Christopher Majka = - Nova Scotia Museum of Natural History</FONT></P> <P style=3D"margin: = 0.0px 0.0px 0.0px 0.0px"><FONT face=3D"Times" size=3D"3" style=3D"font: = 12.0px Times">1747 Summer Street, Halifax, Nova Scotia, Canada<SPAN = class=3D"Apple-converted-space">=A0 </SPAN>B3H 3A6</FONT></P> <P = style=3D"margin: 0.0px 0.0px 0.0px 0.0px"><FONT face=3D"Times" size=3D"3" = style=3D"font: 12.0px Times">(902) 424-6435 <SPAN = class=3D"Apple-converted-space">=A0 </SPAN>Email <<A = href=3D"mailto:c.majka@ns.sympatico.ca">c.majka@ns.sympatico.ca</A>></F= ONT></P> <P style=3D"margin: 0.0px 0.0px 0.0px 0.0px"><FONT face=3D"Times"= size=3D"3" style=3D"font: 12.0px = Times">_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._= ._._._.</FONT></P> </DIV><BR></DIV></BODY></HTML>= --Apple-Mail-120-41637509--
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