Results 101 to 110 of about 324,985 (286)

Capacity and limitations of US wild meat donation programmes

open access: yesPeople and Nature, EarlyView.
Abstract Historically, sharing of wild harvests to facilitate food security followed concepts of kin selection and reciprocal altruism. However, cultural shifts have reduced access to foods for some populations in modern times. Cultural altruism through sustainably harvested wild meat donation programmes (WDPs) can reduce food and nutritional ...
David S. Mason   +4 more
wiley   +1 more source

Using space photography of the Earth in the classroom: Drought in Africa [PDF]

open access: yes
A script of a classroom presentation based on space photographs of Africa is presented. The intended audience is elementary and secondary school teachers.
Kinsler, Margaret C.
core   +1 more source

Ocean by Sue Goyette and Timely Irreverence by Jay MillAr [PDF]

open access: yes, 2014
Review of Ocean by Sue Goyette and Timely Irreverence by Jay ...
Weidner, Chad
core   +1 more source

A green solvent processable, self‐doped N‐annulated perylene butyl tetraester applied as a solar cell cathode interlayer

open access: yesPolymer International, EarlyView.
A new organic molecular cathode interlayer is presented built upon the perylene butyl tetraester scaffold. The new molecule incorporates N‐annulation and a functional amine group to control optical, electrochemical and physical properties and delivers excellent solar cell performance. Abstract We report a new amino‐bay‐substituted, N‐annulated perylene
Kathryn M Wolfe   +7 more
wiley   +1 more source

Petit périmètre irrigué villageois : Un atout de gestion intégrée des ressources en eau dans le bassin Chari-Logone au Tchad

open access: yesAfrican Journal on Land Policy and Geospatial Sciences, 2018
The irrigation process is old and its dynamic has moved towards the promotion of small village irrigated areas where the involvement of producer’s production is more important.
DAOUD Borgoto
doaj  

Safety Evaluation of an Aqueous Root and Leaf Extract of Ashwagandha (Withania somnifera)

open access: yesPhytotherapy Research, EarlyView.
Sensoril, an aqueous root and leaf extract of ashwagandha showed no evidence of mutagenicity in the in vitro Ames assay, was negative in the in vitro micronucleus, in vivo mammalian bone marrow chromosome aberration assays, and was well tolerated in the rat at up to 4000 mg/kg BW/day when administered orally for a period of 90 days. The data from these
Mukesh Summan   +2 more
wiley   +1 more source

The Impact of Trade Liberalisation on Enterprises in Small Backward Economies: The Case of Chad and Gabon [PDF]

open access: yes
This paper examines the impact of trade and fiscal reforms and of the 1994 devaluation of the CFA franc on enterprise development in Chad and Gabon. These reforms provide a natural experiment to assess the impact of trade liberalisation in countries with
Bernard Gauthier   +2 more
core  

Heidegger’s Distinction between Scientific and Philosophical Judgments [PDF]

open access: yes, 2007
Some commentators, such as Jürgen Habermas, think Martin Heidegger is guilty of a performative contradiction, because he uses judgments to situate judgments in a non-judicative context.
Engelland, Chad
core   +1 more source

Dynamics and model representation of two contrasting extreme precipitation events in the Sahel

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Hovmöller diagrams of the two investigated extreme precipitation events in Mali are shown for (i) IMERG observations, and ICOsahedral Nonhydrostatic model (ICON) runs with parameterization of explicit convection (ii) enabled and (iii) disabled. This work highlights that the commonly perceived benefit of using explicit convection in a state‐of‐the‐art ...
Souleymane Sanogo   +4 more
wiley   +1 more source

An appraisal of the efficiency of fish marketing system in Lake Chad basin [PDF]

open access: yes, 2003
Fish products from the Chad Basin Lake play important role in meeting fish protein needs of Nigeria: they contribute not less than 25% of the total domestic fish supply and are significant in determining the availability of processed products and ...
Bolorunduro, P., Sule, O.D.
core  

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