Results 71 to 80 of about 1,313,127 (209)

PROVIDING EQUITABLE SPATIAL DISTRIBUTION OF PROTECTED NATURAL AREAS IN A METROPOLITAN SETTING: AN APPLICATION OF THE LOCATION SET-COVERING PROBLEM [PDF]

open access: yes
We use the location set covering problem to define a natural area site selection model for use in the Chicago region. This framework allows us to explicitly consider the equity of site distribution by stipulating that each population center has access to
Gobster, Paul H.   +3 more
core   +1 more source

Functional phenomics and genetics of the root economics space in winter wheat using high‐throughput phenotyping of respiration and architecture [PDF]

open access: hybrid, 2021
Haichao Guo   +6 more
openalex   +1 more source

Engineering in the 21st century [PDF]

open access: yes
Reasonable evolutionary trends in federal outlays for aerospace research and development predict a continuing decline in real resources (1970 dollars) until the mid eighties, and a growth thereafter to the 1970 level by 2000, still well below the 1966 ...
Mccarthy, J. F., Jr.
core   +1 more source

Is rural economy sustainable? [PDF]

open access: yes, 2013
Summary, conclusion, proposals The rural area is a very complex unit of economic, social and natural space with special characteristics. At the same time the heterogeneity of the units of space is very striking.
Vásáry, Viktória
core  

Factores Socio-Ambientales y su Influencia en la Flora Cultivada en Patios de la Región Metropolitana de Maringá (Paraná, Brasil)

open access: yesRevista de Estudos Sociais, 2014
Resumen: Patios urbanos tienen un potencial considerable para la conservación de la biodiversidad y la mejora de la seguridad alimentaria. Sin embargo, estos espacios no son planificados, y existe poca información sobre la diversidad de la flora presente
Fabio Angeoletto   +5 more
doaj  

Іnstitutional support of space economics [PDF]

open access: green, 2018
A.F. Bulat, N. Osadcha, I.V. Kutumov
openalex   +1 more source

Tax Increment Financing for Optimal Open Space Preservation: an Economic Inquiry [PDF]

open access: yes
The public has increasingly demonstrated a strong support for open space preservation. Questions left to local policy-makers are how local governments can finance preservation of open space in a politically desirable way, whether there exists an optimal ...
Jiang, Yong, Swallow, Stephen K.
core   +1 more source

USSR Space Life Sciences Digest, issue 29 [PDF]

open access: yes
This is the twenty-ninth issue of NASA's Space Life Sciences Digest. It is a double issue covering two issues of the Soviet Space Biology and Aerospace Medicine Journal.
Rowe, Joseph   +2 more
core   +1 more source

An economic theory of church strictness [PDF]

open access: yes
This paper makes several contributions to the growing literature on the economics of religion. First, we explicitly introduce spatial- location models into the economics of religion.
Nuno Garoupa, Pedro Pita Barros
core  

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