Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, Foreword, p. viii-ix.
Aldo Leopold amerikai ökológus, erdész, környezetvédő és író. Fontos szerepe volt a modern környezeti etikák kidolgozásában. Ökocentrikus és holisztikus föld-etikája nagy hatással volt a környezeti mozgalmakra. A biodiverzitás és ökológia fontosságát hangsúlyozta. A vadgazdálkodás tudományának megalapítója volt. Wikipedia

Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, Foreword, p. viii-ix.
"The Home Builder Conserves" [1928]; Published in The River of the Mother of God and Other Essays by Aldo Leopold, Susan L. Flader and J. Baird Callicott (eds.) 1991, p. 147.
1920s
"Wherefore Wildlife Ecology?" [1947]; Published in The River of the Mother of God and Other Essays by Aldo Leopold, Susan L. Flader and J. Baird Callicott (eds.) 1991, p. 337.
1940s
Lecture notes ms. (c. 1935); as quoted in: Curt D. Meine, Richard L. Knight (1999) The Essential Aldo Leopold: Quotations and Commentaries. p. 162.
1930s
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "The Land Ethic", p. 210.
radio talk http://digicoll.library.wisc.edu/cgi-bin/AldoLeopold/AldoLeopold-idx?type=turn&id=AldoLeopold.ALYale&entity=AldoLeopold.ALYale.p0535&isize=XL "Feed Early to Keep Game at Home", 2 November 1933. <br class="br">1930s
Aldo Leopold könyv A Sand County Almanac
“February: Good Oak”, p. 15-16.
A Sand County Almanac, 1949, "January Thaw", "February: Good Oak" & "March: The Geese Return"
“There are a few sections of uncut timber, luckily state-owned.”
Aldo Leopold könyv A Sand County Almanac
“Wisconsin: Flambeau”, p. 115.
A Sand County Almanac, 1949, "Wisconsin: Marshland Elegy," "Wisconsin: The Sand Counties" "Wisconsin: On a Monument to the Pigeon," and "Wisconsin: Flambeau"
“Conservation is a state of harmony between men and land.”
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "The Land Ethic", p. 207.
Aldo Leopold könyv A Sand County Almanac
“April: Sky Dance”, p. 34.
A Sand County Almanac, 1949, "April: Come High Water," "April: Draba," "April: Bur Oak," & "April:Sky Dance"
Aldo Leopold könyv A Sand County Almanac
“October: Smoky Gold”, p. 55.
A Sand County Almanac, 1949, "August: The Green Pasture," "September: The Choral Copse," "October: Smoky Gold," and "October: Red Lanterns"
Aldo Leopold könyv A Sand County Almanac
“October: Red Lanterns”, p. 63.
A Sand County Almanac, 1949, "August: The Green Pasture," "September: The Choral Copse," "October: Smoky Gold," and "October: Red Lanterns"
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "Wildlife in American Culture", p. 178.
"Conservation" (c. 1938); Published in Round River, Luna B. Leopold (ed.), Oxford University Press, 1966, p. 157.
1930s
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, Foreword, p. vii.
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "The Land Ethic", p. 203.
"Natural History: The Forgotten Science" [1938]; Published in Round River, Luna B. Leopold (ed.), Oxford University Press, 1966, p. 63-64.
1930s
“The landscape of any farm is the owner's portrait of himself.”
"The Farmer as a Conservationist" [1939]; Published in The River of the Mother of God and Other Essays by Aldo Leopold, Susan L. Flader and J. Baird Callicott (eds.) 1991, p. 263.
1930s
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "Conservation Esthetic", p. 174.
“There is time not only to see who has done what, but to speculate why.”
Aldo Leopold könyv A Sand County Almanac
“January: January Thaw”, p. 4.
A Sand County Almanac, 1949, "January Thaw", "February: Good Oak" & "March: The Geese Return"
“In our attempt to make conservation easy, we have made it trivial.”
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "The Land Ethic", p. 210.
"Wilderness as a Form of Land Use" [1925]; Published in The River of the Mother of God and Other Essays by Aldo Leopold, Susan L. Flader and J. Baird Callicott (eds.) 1991, p. 137-138.
1920s
"The Farmer as a Conservationist" [1939]; Published in The River of the Mother of God and Other Essays by Aldo Leopold, Susan L. Flader and J. Baird Callicott (eds.) 1991, p. 259.
1930s
Aldo Leopold könyv A Sand County Almanac
“Wisconsin: The Sand Counties”, p. 102.
A Sand County Almanac, 1949, "Wisconsin: Marshland Elegy," "Wisconsin: The Sand Counties" "Wisconsin: On a Monument to the Pigeon," and "Wisconsin: Flambeau"
Aldo Leopold könyv A Sand County Almanac
“November: A Mighty Fortress”, p. 77.
A Sand County Almanac, 1949, "November: Axe-in-Hand," "November: A Mighty Fortress," and "December: Pines above the Snow"
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "Wilderness", p. 199.
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "The Land Ethic", p. 205.
Aldo Leopold könyv A Sand County Almanac
“April: Come High Water”, p. 25.
A Sand County Almanac, 1949, "April: Come High Water," "April: Draba," "April: Bur Oak," & "April:Sky Dance"
Aldo Leopold könyv A Sand County Almanac
Forrás: A Sand County Almanac, 1949, "Conservation Esthetic", p. 174.
“Do we realize that industry, which has been our good servant, might make a poor master?”
"A Plea for Wilderness Hunting Grounds" [1925]; Published in Aldo Leopold's Southwest, David E. Brown and Neil B. Carmony (eds.) 1990 , p. 160.
1920s