نتایج جستجو برای: protected area

تعداد نتایج: 631890  

Journal: :Marine Ecology Progress Series 2007

Journal: :Environmental Research Letters 2021

Abstract More than 15% of global terrestrial area is under some form protection and there a growing impetus to increase this coverage 30% by 2030. But not all effective the reasons countries’ protected areas (PAs) are more others’ poorly understood. We evaluate effectiveness national PA networks established between 2000 2012 globally in avoiding forest loss, taking into account underlying defor...

Journal: :Ecological applications : a publication of the Ecological Society of America 2007
Ruth DeFries Andrew Hansen B L Turner Robin Reid Jianguo Liu

Protected areas throughout the world are key for conserving biodiversity, and land use is key for providing food, fiber, and other ecosystem services essential for human sustenance. As land use change isolates protected areas from their surrounding landscapes, the challenge is to identify management opportunities that maintain ecological function while minimizing restrictions on human land use....

Journal: :The Science of the total environment 2018
Aristides Moustakas Anneta Voutsela Stelios Katsanevakis

Data of alien species presences are generally more readily available in protected than non-protected areas due to higher sampling efforts inside protected areas. Are the results and conclusions based on analyses of data collected in protected areas representative of wider non-protected regions? We address this question by analysing some recently published data of alien plants in Greece. Mixed e...

2012
Aysegul Yilmaz

Title of Dissertation: EVALUATING THE IMPACTS OF TOP-DOWN PROTECTED AREA GOVERNANCE ON LOCAL LIVELIHOODS – THE CASE OF THE TURKISH VILLAGE OF KAPIKIRI Aysegul Yilmaz, Doctor of Philosophy, 2012 Dissertation directed by: Professor Marie Howland, Urban Studies and Planning This study evaluates the positive and negative impacts of strict protected area designation on the livelihoods and socioecono...

2013
América P. Durán Stefano Casalegno Pablo A. Marquet Kevin J. Gaston

Protected areas are increasingly considered to play a key role in the global maintenance of ecosystem processes and the ecosystem services they provide. It is thus vital to assess the extent to which existing protected area systems represent those services. Here, for the first time, we document the effectiveness of the current Chilean protected area system and its planned extensions in represen...

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