Results 51 to 60 of about 44,216 (233)

Assessing terrestrial vertebrates as potential biodiversity indicators of ecosystem services in multifunctional landscapes

open access: yesPeople and Nature, EarlyView.
Abstract Combining ecosystem services and biodiversity conservation is critical for evaluating the benefits of nature to society. However, research gaps have led to a conservation dilemma in determining which biodiversity groups should be selected in ecosystem service assessments.
Felipe S. Campos   +6 more
wiley   +1 more source

Des machines (1821) [PDF]

open access: yes, 1989
Ricardo David. Des machines (1821). In: Revue française d'économie, volume 4, n°3, 1989. pp.
Ricardo, David, David Ricardo
core   +1 more source

TOKOH PEMIKIR EKONOMI DAVID RICARDO, THOMAS ROBERT MALTHUS DAN JEAN BAPTISTE SAY [PDF]

open access: yes, 2021
Untuk mengetahui konsep ekonomi dari David Ricardo, Thomas Robert Malthus dan Jean Baptiste ...
Nurul Wahida Aprilya
core   +1 more source

UNA REVISIÓN ANALÍTICA SOBRE EL PAPEL DE LA TIERRA EN LA TEORÍA ECONÓMICA DE DAVID RICARDO

open access: yesRevista Facultad de Ciencias Económicas, 2015
Este artículo tiene como objetivo central analizar el papel del recurso tierra en la teoría económica de David Ricardo como primer acercamiento al análisis económico de los recursos naturales. Esto se realiza mediante una revisión bibliográfica analítica
FRANCISCO CORREA RESTREPO
doaj  

Chemical diversity and phylogenetic insights into Hawaiian ʻākia (Wikstroemia) species used in traditional fishing practices

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Traditional fishing with plant‐based piscicides is a global practice in decline, facing increasing restrictions. We investigated the chemical diversity of endemic Wikstroemia species historically used to stun or poison fish in Hawaiʻi. Using 1‐H‐NMR, principal component analysis, targeted HPLC, and target‐capture sequencing, we characterized compounds ...
Louise Winther   +10 more
wiley   +1 more source

The Elgar Companion to David Ricardo [PDF]

open access: yes, 2015
Voci su David Ricardo esposte in ordine ...
Heinz D., Kurz   +3 more
core  

Multi‐Platform Deployments of Low‐Cost Devices for Cetacean Passive Acoustic Monitoring

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Recent advances in affordable, user‐friendly devices offer new opportunities to overcome cost constraints of underwater passive acoustic monitoring (PAM) and expand acoustic data collection. In this study, we deployed low‐cost acoustic recorders and underwater cameras across a range of platforms in the Western Mediterranean, including fishing gear ...
Greta Jankauskaite   +8 more
wiley   +1 more source

A AGROECOLOGIA E A TEORIA DO VALOR-TRABALHO

open access: yesRevista Pegada Eletrônica, 2018
A teoria do valor-trabalho está fundamentada, consideradas suas diferenças, nos estudos de Adam Smith, David Ricardo e Karl Marx, principalmente. A economia política clássica, sobretudo a crítica da economia política, colocou o trabalho como centro da ...
João Edmilson Fabrini
doaj   +1 more source

Male production in green sea turtles under a feminizing climate: A validated model of sex ratios with temperature‐dependent sex determination

open access: yesJournal of Animal Ecology, EarlyView.
This study introduces validated methods to predict sex ratios in wild Green sea turtle (Chelonia mydas) nests. It quantifies beach‐scale temperature heterogeneity, incorporates clutch‐level variation in thermal sensitivity and models temperature effects across the thermosensitive period, demonstrating how temporal temperature dynamics and spatial ...
Marc Girondot   +3 more
wiley   +1 more source

Update

open access: yesWorld Nutrition, 2014
Development    The Oxford conference with Barrie Margetts, Philip James Big Food Watch   Diana Parra, Thiago Hérick de Sá, Ricardo Uauy, Marion Nestle Sick Societies    Peter Glickman, George Alleyne, Srinath Reddy, David Nabarro Hot ...
Update team
doaj  

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