Results 131 to 140 of about 1,404,825 (297)

Remote Sensing for Irrigation Water Management—The State of the Art and Prospects for Near‐Future Operations

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT A recent UN report describes many regions as facing ‘water bankruptcy,’ a condition in which available water resources can no longer meet existing demands. In practice, this means irrigation will likely bear the greatest burden of future water‐use reductions, a complicated and fraught decision to make given its critical role in food security ...
Wim G. M. Bastiaanssen   +30 more
wiley   +1 more source

Estimation of Canopy Cover and Ground Biomass in Afforestation Areas of Western Guilan using Remote Sensing and Geostatistical Methods (Study Area: Pilembera) [PDF]

open access: yesبوم‌شناسی جنگل‌های ایران
Extended Abstract Background: The reduction of natural forests due to various factors has made afforestation particularly important, aiming to increase forest area and wood production.
Solmaz Zandi   +4 more
doaj  

Temperature mediated habitat selection in sympatric deer species with varying body size: thermal cover and forage availability as potential drivers

open access: yesMovement Ecology
Knowledge about habitat selection is crucial for ungulate management and conservation to handle competing land use. Thermal tolerance and access to food are two important drivers of habitat selection.
Anna Widén   +6 more
doaj   +1 more source

Woody canopy cover of the Burkea savanna at Nylsvley

open access: yesSouth African Journal of Botany, 1986
The woody plant canopy cover of the Burkea savanna was found to vary between 30 and 49% across the savanna study area. Areas which were burnt between 1976 and 1980 showed a decrease in canopy cover with a corresponding increase in woody plant density. In unburnt areas there was a positive correlation between canopy cover and density as both showed an ...
openaire   +1 more source

Understanding the impact of urban heat islands on crime: Insights from temperature, population density, and green canopy cover [PDF]

open access: yes
Emergent literature suggests that micro- and macro-climates influence criminal behaviour; a complex phenomenon that is still incipient in theory development.
Ramanayaka, Chamil Erik   +3 more
core   +1 more source

The Art of Reception: Field Visits as Microcosms for Development Interventions of Non‐Governmental Organisations in Uganda

open access: yesJournal of International Development, EarlyView.
ABSTRACT Field visits are common phenomena with non‐governmental organisations in Uganda. During these visits, Ugandan national staff guide visitors on series of meetings and interactions in the field. Following an actor‐oriented approach and drawing on ethnographic data on 14 field visits, this paper understands the field visit as a microcosm for the ...
Caspar Edward Swinkels
wiley   +1 more source

Experimental manipulation of leaf litter colonization by aquatic invertebrates in a third order tropical stream

open access: yesBrazilian Journal of Biology
Through a manipulative experiment, the colonization of leaf litter by invertebrates was investigated in two sections of a tropical stream (spatial scale) that differed in function of the canopy cover, one with the presence (closed area) and another ...
VS. Uieda, EM. Carvalho
doaj   +1 more source

Winter oceanographic conditions predict summer bull kelp canopy cover in northern California. [PDF]

open access: yesPLoS One, 2022
García-Reyes M   +3 more
europepmc   +1 more source

Overstory canopy in second-growth coast redwoods: thinning a surrogate watercourse and lake protection zone

open access: yes, 2008
Thesis (M.S.)--Humboldt State University, Natural Resources: Forestry, 2008An 80-year coast redwood and Douglas-fir forest was used to estimate overstory canopy across successive treatments.
Hamilton, Todd A
core  

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