نتایج جستجو برای: WOCAT

تعداد نتایج: 6  

Journal: :Land 2023

The Brazilian semiarid region (BSR) has faced severe drought over the last three decades, which led to a significant decline in land productivity, posing considerable threat food security and local economy communities. United Nations Convention Combat Desertification (UNCCD) proposed use of Earth observation-derived vegetation indices for monitoring degradation across regions. In this study, we...

Journal: :Land 2023

Land is both a source and sink of carbon dioxide (CO2), the chief greenhouse gas. Through sustainable land management (SLM), it can capture extra CO2 store as in vegetation soil. SLM also reduce emissions from land. Thus, viewed key land-based solution for climate change mitigation. Yet, provides effective (CC) adaptation practices—such agroforestry, mulching water harvesting—which confer resil...

2016
Matteo Jucker Riva Hanspeter Liniger Gudrun Schwilch Alejandro Valdecantos

11 Wildfires have always been a part of the history of Mediterranean forests. However, forest 12 regeneration after a wildfire is not certain. It depends on many factors, some of which may be 13 influenced by land management activities. Failure of regeneration will cause a regime shift in the 14 ecosystem, reducing the provision of ecosystem services and ultimately leading to desertification. 1...

2016
Matteo Jucker Riva Hanspeter Liniger Alejandro Valdecantos Gudrun Schwilch

Wildfires have always been a part of the history of Mediterranean forests. However, forests are not always certain to regenerate after a wildfire. Whether they do depends on many factors, some of which may be influenced by land management activities. Failure to regenerate will cause a regime shift in the ecosystem, reducing the provision of ecosystem services and ultimately leading to desertifi...

حسن احمدی مجید صوفی مریم رحیمی,

سرمایه­گذاری در اقدامات حفاظت آب و خاک نیازمند بررسی دقیق و طراحی بر مبنای تجربیات ثبت شده و ارزیابی اثرات و منافع حاصل از اقدامات است. معرفی اقدامات موفق، نیازمند ارزیابی پروژه­های حفاظت آب و خاک توسط یک روش استاندارد و یکسان، توسط تمامی متخصصان در مناطق مختلف کشور است. در این تحقیق اقدامات مکانیکی حفاظت آب و خاک از نوع سدهای سنگی- ملاتی در حوزه آبخیز نسیم آباد با اقلیم نیمه­مرطوب و بارش متوسط...

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