Results 81 to 90 of about 26,286 (183)

The Changing Strength and Nature of Fire-Climate Relationships in the Northern Rocky Mountains, U.S.A., 1902-2008.

open access: yesPLoS ONE, 2015
Time-varying fire-climate relationships may represent an important component of fire-regime variability, relevant for understanding the controls of fire and projecting fire activity under global-change scenarios.
Philip E Higuera   +3 more
doaj   +1 more source

An Assessment of Plant Species Differences on Cellulose Oxygen Isotopes From Two Kenai Peninsula, Alaska Peatlands: Implications for Hydroclimatic Reconstructions

open access: yesFrontiers in Earth Science, 2019
Peat cores are valuable archives of past environmental change because they accumulate plant organic matter over millennia. While studies have primarily focused on physical, ecological, and some biogeochemical proxies, cores from peatlands have ...
Miriam C. Jones   +6 more
doaj   +1 more source

The influence of “Hayward” kiwi fruit (Actinidia deliciosa) from organic and conventional cultivations on the content of some trace elements in the rat kidneys and assessment of copper, manganese and zinc bioavailability / Wpływ owoców kiwi “Hayward” (Actinidia deliciosa) z upraw ekologicznej i konwencjonalnej na zawartość niektórych mikroelementów w nerkach szczura i ocena biodostępności manganu, miedzi i cynku

open access: yesEnvironmental Protection and Natural Resources, 2013
The conditions of fruit cultivation may affect their content of some mineral elements. The study aims at determining the content of some microelements (Cu, Zn and Mn) in diets with “Hayward” kiwifruits from the organic (ecological) (OHC) and conventional
Jesion Iwona   +5 more
doaj   +1 more source

Do Men and Women Perform Differently on Different Types of Test Questions? [PDF]

open access: yes
Men, Women, Tests, Questions, Gender, Teaching/Communication/Extension/Profession,
Burton, Robert O., Jr.   +2 more
core   +1 more source

Soil nitrate N as influenced by annually undersown cover crops in spring cereals [PDF]

open access: yes, 2003
Cover crops can reduce leaching and erosion, introduce variability into crop rotations and fix nitrogen (N) for use by the main crops. In Finland, undersowing is a suitable method for establishing cover crops in cereals.
Eriksson, Christian   +3 more
core  

The Relationship Between Risk, Incentive Pay, and Organizational Performance [PDF]

open access: yes, 1997
In this study we extend agency based research by examining the role of risk in the structure of managerial compensation and its relationship to organization performance.
Bloom, Matthew C., Milkovich, George T.
core   +1 more source

Streamflow Response to Glacier Mass Loss Varies With Basin Precipitation Across Alaska

open access: yesWater Resources Research
Diminishing glaciers affect streamflow, and given the extent of glaciers in Alaska and adjacent Canada, continued glacier mass loss is likely to have profound effects on ecosystems sensitive to runoff.
Janet H. Curran   +3 more
doaj   +1 more source

Rewriting History: A Study of How the History of the Civil War Has Changed in Textbooks from 1876 to 2014

open access: yes, 2018
History textbooks provide an interesting perspective into the views and attitudes of their respective time period. The way textbooks portray certain events and groups of people has a profound impact on the way children learn to view those groups and ...
Campbell, Skyler A
core  

Érinyes de Littell [PDF]

open access: yes, 2006
Georges Michel Nivat, null .
openaire   +1 more source

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