A continental forest policy for North America?
نویسندگان
چکیده
منابع مشابه
Continental Divides in North Dakota and North America
To the uninitiated eye, the countryside between Valley City and Jamestown is seemingly among the most unremarkable stretches of Interstate 94 (I-94), not just in North Dakota, but along its entire route from Chicago to Seattle. Granted, the terrain here is pretty flat with gentle undulations amounting to less relief than one finds on the waves of the open ocean. And yes, some travelers battle w...
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Article history: The prairie-forest transition Received 20 June 2008 Accepted 31 October 2008 Available online 17 November 2008
متن کاملForest health status in North America.
The forests of North America provide a variety of benefits including water, recreation, wildlife habitat, timber, and other forest products. However, they continue to face many biotic and abiotic stressors including fires, native and invasive pests, fragmentation, and air pollution. Forest health specialists have been monitoring the health of forests for many years. This paper highlights some o...
متن کاملIvory-billed woodpecker (Campephilus principalis) persists in continental North America.
The ivory-billed woodpecker (Campephilus principalis), long suspected to be extinct, has been rediscovered in the Big Woods region of eastern Arkansas. Visual encounters during 2004 and 2005, and analysis of a video clip from April 2004, confirm the existence of at least one male. Acoustic signatures consistent with Campephilus display drums also have been heard from the region. Extensive effor...
متن کاملPan-Continental Droughts in North America over the Last Millennium*
Regional droughts are common in North America, but pan-continental droughts extending across multiple regions, including the 2012 event, are rare relative to single-region events. Here, the tree-ring-derived North American Drought Atlas is used to investigate drought variability in four regions over the last millennium, focusing on pan-continental droughts. During the Medieval Climate Anomaly (...
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ژورنال
عنوان ژورنال: The Forestry Chronicle
سال: 2007
ISSN: 0015-7546,1499-9315
DOI: 10.5558/tfc83658-5