Understanding the drivers and implications of anthropogenic disturbance of ecological connectivity is a key concern for the conservation of biodiversity and 50 ecosystem processes. Here, we review human activities that affect the movements and dispersal of aquatic organisms, including damming of rivers, river regulation, habitat loss and alteration, human-assisted dispersal...
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, Tibor Erős
3
, Debra S. 5
Finn
4
, Bronwyn M. Gillanders
5
, Wade L. Hadwen
6
, Chris Harrod
7
In recent years, depletion of sands in the nearshore environment along the northern Oregon and southwest Washington coasts has been documented. This erosion raises concerns about protection of economic and ecological resources in the area. The Columbia River Nearshore Beneficial Use Project was initiated to engage public and private sector...
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Prepared by
Gary M. Braun
12100 NE 195th St., Suite 200
Bothell, WA 98011
May
Animals must manage interactions with beneficial as well as detrimental microbes. Immunity therefore includes strategies for both resistance to and tolerance of microbial invaders. Transforming growth factor beta (TGFβ) cytokines have many functions in animals including a tolerance-promoting (tolerogenic) role in immunity in vertebrates. TGFβ pathways are present in basal...
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, Virginia M. Weis
Department of Zoology, Oregon State University, Corvallis, OR 97331, USA
OD and CES
I evaluated fire occurrence, growth and recruitment and determined the fire history of 21 old and 20 young 8ha stands in Cascade, Siskiyou and mid-Coast mixed conifer and evergreen forests in southwestern Oregon. The rates and patterns of growth were measured and analyzed on 1,079 old-growth and 2,111
young stand...
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of what does has been fragmented (Harris
et al. 1982, Rosenberg and Raphael 1986) reducing its
Rocks south of the Main Mantle Thrust (MMT) in Swat,
Pakistan consist predominantly of Precambrian to Paleozoic
granitic gneisses and metasedimentary rocks that represent
the deformed and metamorphosed northern margin of the Indian
subcontinent. In the Karakar Pass area the rocks are divisible into three lithologic units: the Swat granite...
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Paul S. Palmer-Rosenberg for the degree of Master of Science
in Geology presented on May 16, 1985