نتایج جستجو برای: environmental conservation

تعداد نتایج: 460175  

Journal: :the international journal of humanities 2003
shams ol sadat zahedi

sustainable ecotourism is a nature oriented tourism that maintains a sound relationship with the natu-ral environment, and contributes to its conservation. ecological understanding is a prerequisite of sus-tainable ecotourism. nature conservation and ecotourism are interdependent. there should be a sym-biotic relationship between the two, in which, both derive sustainable benefits in a lengthy ...

2015
Graham D. Raby Samantha M. Wilson David A. Patterson Scott G. Hinch Timothy D. Clark Steven J. Cooke

1Fish Ecology and Conservation Physiology Laboratory, Department of Biology and Institute of Environmental Science, Carleton University, Ottawa, Canada K1S 5B6 2Fisheries and Oceans Canada, Science Branch, Pacific Region, Cooperative Resource Management Institute, School of Resource and Environmental Management, Simon Fraser University, Burnaby, Canada V5A 1S6 3Pacific Salmon Ecology and Conser...

2013
M. Sivamoorthy R. Nalini C. Satheesh Kumar

This paper mainly focused on environmental awareness and practices related to various factors like causes of pollution, conservation of soil, forest, air, etc., energy conservation, conservation of human health, conservation of wild life and animal husbandry. It also discusses environmental practices among college students with regard to the usage of plastic and its disposal, alternative for pl...

Journal: :J. Economic Theory 2000
Lars J. Olson Santanu Roy

We examine the efficiency of conservation of a renewable resource whose natural productivity is influenced by random environmental disturbances. We allow for non-concave biological production and stock-dependent social welfare. Unlike deterministic models, conservation may be inefficient no matter how productive the resource growth function is. In addition, improvements in the natural productiv...

Journal: :international journal of environmental research 0

the study investigated secondary school students' environmental awareness in india and iran. nine hundred and ninety-one students were selected through the stratified random sampling technique from 103 secondary schools of mysore city (india) and tehran city (iran). subjects consisted of 476 boys and 515 girls. they were assessed using the environment awareness ability measure (eaam). resu...

1- INTRODUCTION Soil as one of the most important inputs in agricultural production process plays an important role in the quality of production operation, food security and sustainable development. On the other hand, soil erosion as one of the environmental agriculture issues has been intensified with increasing population and transforming to intensive forms of agriculture in recent years. Mi...

2005
Andrea Cattaneo Roger Claassen Robert Johansson

From 1985 to 2002, most Federal conservation dollars going to farm operators have been to retire land from crop production. Yet most U.S. farmland (850 million acres) remains in active production. The Farm Security and Rural Investment (FSRI) Act of 2002 sharply increased conservation funding and earmarked most of the increase for working-land payment programs (WLPPs). The design and implementa...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2012
Frank Seebacher Craig E Franklin

The emerging field of Conservation Physiology links environmental change and ecological success by the application of physiological theory, approaches and tools to elucidate and address conservation problems. Human activity has changed the natural environment to a point where the viability of many ecosystems is now under threat. There are already many descriptions of how changes in biological p...

2005
Patricia Lundy

International aid for conservation currently favours assisting projects promoting local-level solutions derived from 'community' initiatives. Nongovernmental organisations (NGOs) are fast becoming the preferred infrastructure through which such funding is channelled. This paper examines the role of environmental NGOs in 'community-based' conservation projects in Jamaica. Concepts of participati...

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