Displaying 1 - 10 of 14
Cayless, Tipping
Pollen, microscopic charcoal and peat humification analyses were applied to radiocarbon-dated peat cores to examine environmental change before and after the mid-Holocene transition from hunter-gatherer (Mesolithic) to agricultural (Neolithic)…
Type: Document
Year: 2002
Benedict
Shallow soil cores from 56 localities along the crest of the Colorado Front Range were processed by water flotation and wet sieving, then examined for wood charcoal and charred conifer-needle fragments. Charred particles were largest and most…
Type: Document
Year: 2002
Leonard
Reports on a survey conducted by archaeologists on sites impacted by the Rodeo-Chediski wildfire in Arizona. Information on the archaeological sites within the fire's perimeter range; Details on the threat posed by wildfires to archaeological sites…
Type: Document
Year: 2002
Motzkin, Foster
Aim This study evaluates the long-term history of grassland, heathland and shrubland communities that are high priorities for conservation in the north-eastern US and support numerous globally rare species. Such an historical perspective is…
Type: Document
Year: 2002
Keeley
Aim
Native American burning impacts on California shrubland dominated landscapes are evaluated relative to the natural lightning fire potential for affecting landscape patterns.
Location
Focus was on the coastal ranges of central and southern…
Type: Document
Year: 2002
Keeley
Aim: Native American burning impacts on California shrubland dominated landscapes are evaluated relative to the natural lightning fire potential for affecting landscape patterns. Location: Focus was on the coastal ranges of central and southern…
Type: Document
Year: 2002
Hannon, Bradshaw, Emborg
1 The history of a forest stand over the last 6000 years has been reconstructed by studying pollen, macrofossils and charcoal from a small, wet hollow in Suserup Skov on the island of Sjaelland in eastern Denmark. 2 The earliest recorded forest was…
Type: Document
Year: 2000
Ison
Unlike many areas of the United States, anthropogenic fires are the prime agent for affecting changes in plant and animal species composition in the southern Appalachian Highlands. Although the extensive use of fire by the American Indians has been…
Type: Document
Year: 2000
Sorbel
Yellowstone National Park experiences as few as 4 to more than 81-wildland fire starts each year. Management decisions and evaluation of various alternatives must be done quickly. Fires allowed to burn as a wildland fire for resource benefit must be…
Type: Document
Year: 2000
Crawford
Mountain quail (Oreortyx pictus) are among the least studied of the North American quails. The prehistoric and early historic distributions of this bird are uncertain. In the Pacific Northwest, mountain quail were first recorded by Lewis and Clark…
Type: Document
Year: 2000