Results 101 to 110 of about 1,826,198 (306)

Ambient fine particulate matter and its constituents may exacerbate the acceleration of aging in adults

open access: yesEnvironment International
Both ambient fine particulate matter (PM2.5) and aging are important urban concerns. However, the associations between PM2.5 constituents and the acceleration of aging (AA) remain unclear.
Cui Guo   +9 more
doaj   +1 more source

The Biofuels Blueprint: Understanding the U.S. Renewable Fuel Standard

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We provide a comprehensive review of the U.S. Renewable Fuel Standard (RFS), synthesizing nearly two decades of program evolution, market outcomes, and economic analysis. The RFS mandates minimum volumes of renewable fuel blending through a nested structure based on life‐cycle greenhouse gas reductions, enforced via tradeable Renewable ...
Maria Gerveni   +3 more
wiley   +1 more source

The use of LANDSAT data to monitor the urban growth of Sao Paulo Metropolitan area [PDF]

open access: yes
Urban growth from 1977 to 1979 of the region between Billings and the Guarapiranga reservoir was mapped and the problematic urban areas identified using several LANDSAT products.
Dejesusparada, N.   +3 more
core   +1 more source

Experimental and numerical study on helical piles in aeolian sand: bearing behavior and design methods

open access: yesSoils and Foundations
In aeolian sand, the mechanical behavior of helical anchors involves complex performance evolution mechanisms that are not yet fully understood. This study employs a multi-scale integrated approach combining field tests, numerical simulations, and ...
Yongping Li   +12 more
doaj   +1 more source

Change and Development of the Second House in Istanbul Coastal Areas

open access: yesMegaron, 2018
It is known that the second housing is primarily seen in developed countries due to the increase in purchasing power and in free time. Within the process, changes in lifestyles, high demand for leisure time use and recreational activity; have been seen ...
Ayfer Yazgan
doaj   +1 more source

Assessing Household Welfare in Response to Rising Food Prices in The Gambia

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This study examines how rising food prices affected household welfare in The Gambia using nationally representative data from the 2015/16 Integrated Household Survey (IHS‐3). The analysis reflects household consumption behavior and market conditions prevailing during that period and provides a structural benchmark for understanding ...
Roger Vorsah   +3 more
wiley   +1 more source

New Zealand regions, 1986-2001: Population geography [PDF]

open access: yes, 2005
This paper is primarily concerned with the spatial aspects of population, namely with: (i) patterns of settlement (urban, rural) and attendant population size variations by region, (ii) changes over time between rural and urban areas at a Regional ...
Baxendine, Sandra   +3 more
core   +1 more source

Recent Evolution of Logistic Spatial Patterns in Metropolitan Contexts: The Case of Madrilenian Urban Region

open access: yesRevista de Estudios Andaluces, 2019
The logistic activity has been analysed by different approaches, but with a lack of attention to its impacts in the urban and spatial configuration. This work studies the logistic expansion in the Urban Region of Madrid, considering the geographical ...
Eloy Solís-Trapero   +2 more
doaj  

On the Economics of US Agricultural Policy

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This paper presents an economic analysis of US agricultural policy, building on a modified version of Gardner's efficient redistribution. We argue that agricultural policy is motivated as an attempt to implement an efficient redistribution scheme that redistributes income toward farmers who, as a group, have been adversely affected by ...
Jean‐Paul Chavas
wiley   +1 more source

Towards a common standard: comparing European and American cities [PDF]

open access: yes
This paper assesses to what extent it is possible to construct standardised geographical definitions of cities that will allow American and European cities to be compared in a consistent manner. It reproduces, in citable form and, for scholarly purposes,
Freeman, Alan
core   +1 more source

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