[NatureNS] Old Growth, wilderness area

References: <469A19B7.8030001@glinx.com>
From: c.majka@ns.sympatico.ca
Date: Sun, 15 Jul 2007 10:47:47 -0300
To: naturens@chebucto.ns.ca
Precedence: bulk
Return-Path: <naturens-mml-owner@chebucto.ns.ca>
Original-Recipient: rfc822;"| (cd /csuite/info/Environment/FNSN/MList; /csuite/lib/arch2html)"

next message in archive
next message in thread
previous message in archive
previous message in thread
Index of Subjects

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 &amp; 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 =
&amp; 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. &amp; 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 &lt;<A =
href=3D"mailto:c.majka@ns.sympatico.ca">c.majka@ns.sympatico.ca</A>&gt;</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--

next message in archive
next message in thread
previous message in archive
previous message in thread
Index of Subjects