نتایج جستجو برای: ecological policy

تعداد نتایج: 357184  

Journal: :Ecological Economics 2023

The aim of this study is to compare policy schemes for ecological compensation applied at national and regional levels, using exploited inland wetlands as an example. We whether uncertainty, due natural variability measurement difficulties, motivates that carried out in the same region site, or it rather nationwide schemes. For purpose, we develop empirical, chance-constrained programming model...

2001
Manfred Lenzen Shauna A. Murray

We present a new calculation of Australia’s ecological footprint. Modifications have been made to the concept as originally proposed, in response to its perceived shortcomings: rather than characterising the consumption of the Australian population in terms of appropriated ‘bioproduction’ at world-average productivity, a regional, disturbance-based approach is taken, including actual Australian...

احمدپور, امیر, مؤمنی هلالی, هادی, پورسعید, علیرضا,

In general, the ultimate goal of a sustainable system is to maximize the benefits of existing resources and to minimize the threats to the environment that occur due to the present conventional agricultural activities. Meanwhile, seed, as a rice cultivar in the present study, is presented as an important factor in sustainability. Therefore, identifying the most suitable cultivar of rice for sus...

1998
Takashi Noiri

In this paper we will continue the study of p-closed spaces. This class of spaces is strictly placed between the class of strongly compact spaces and the class of quasi-Hclosed spaces. We will provide new characterizations of p-closed spaces and investigate their relationships with some other classes of topological spaces.

2003
Keith S. Jones

What should and should not be considered an affordance is still an open issue. At the 2002 North American meeting of the International Society for Ecological Psychology, a symposium was held concerning this topic. The articles in this special issue are expanded versions of the papers presented at that symposium. To set the stage for those discussions, this article presents an analysis of the ev...

2013
SIMON LEVIN TASOS XEPAPADEAS KENNETH ARROW SCOTT BARRETT PAUL EHRLICH NILS KAUTSKY JEFFREY R. VINCENT

Systems linking people and nature, known as social-ecological systems, are increasingly understood as complex adaptive systems. Essential features of Environment and Development Economics 113 these complex adaptive systems – such as nonlinear feedbacks, strategic interactions, individual and spatial heterogeneity, and varying time scales – pose substantial challenges for modeling. However, igno...

2011
David C. Finnoff John T. Tschirhart David Finnoff

Linked general equilibrium economic and ecological models are connected through agricultural runoff and the fisheries. They are applied to a North Carolina estuary in which agricultural runoff alters phytoplankton densities and the resulting hypoxia leads to diminished fisheries. The effects of hypoxia on multiple species across space are analyzed and the joint economic and ecosystem wide respo...

2002
Ganesh Ramesh Amit Bagga

Abstract Story segmentation is an important problem in multimedia indexing and retrieval and includes detection of commercials as one of its component problems. Commercials appear regularly in television data and are usually treated as noise. Hence, filtering of commercials is an important task. This paper presents a system that detects and filters commercials from broadcast news data. While pr...

2014
Mick Lennon Mark Scott

Stresses present in different forms and call for subtly different responses. Conventional modes of planning seek to render such stressors manageable by administering them discretely. This has generally resulted in a segregated approach to spatial planning wherein functional delineations have become institutionally ‘sedimented’ within planning authorities (flood risk management, open space deman...

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