Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Renée J. Rondeau"'
Post-Fire Effects on the Globally Imperiled Chapin Mesa Milkvetch (Astragalus schmolliae), 2001–2019
Publikováno v:
Natural Areas Journal. 42
Publikováno v:
Rangeland Ecology & Management. 71:91-97
Future climate projections indicate temperatures in the shortgrass steppe region are likely to increase up to 3°C by midcentury, with a corresponding reduction in soil moisture even without precipitation deficit. Although periodic drought is a natur
Publikováno v:
Regional Environmental Change. 17:2467-2475
Climate change vulnerability assessment is a key first step for land managers attempting to address the potential impacts of future climatic conditions on important vegetation types. We compared outcomes of three vulnerability assessments focused on
Publikováno v:
Journal of Vegetation Science. 6:551-564
The demography of woody desert plants along the Colorado River in Grand Canyon, Arizona, USA, was analyzed using 355 pairs of replicated photographs taken as long ago as 1872. Longevity, recruitment, and mortality were determined for 38 species chara
Publikováno v:
American Midland Naturalist. Jul2013, Vol. 170 Issue 1, p14-25. 12p.
Autor:
Diane E Boyer, Robert H. Webb
In 1923, America paid close attention, via special radio broadcasts, newspaper headlines, and cover stories in popular magazines, as a government party descended the Colorado to survey Grand Canyon. Fifty years after John Wesley Powell's journey, the