نتایج جستجو برای: active adaptation with climate

تعداد نتایج: 9461471  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1392

abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...

Journal: :توسعه کارآفرینی 0
محمد رضا اکبری دانشجوی دکتری کشاورزی دانشگاه تهران احمد رضوانفر استاد گروه ترویج و آموزش کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران امیر علم بیگی استادیار گروه ترویج و آموزش کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران

the agricultural sector was affected by climate change more than every other sectors, because it is close to nature. in other words, the effects of climate change were been on the farmers’ livelihood. farmers need to entrepreneurial changes for adaptation to climate change in their livelihood. hence, investigation of farmers’ entrepreneurial behavior in response to climate change was the main p...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
مرضیه کشاورز دانشگاه پیام نور معصومه مویدی دانشگاه شیراز

climate is changing and various scenarios indicate accelerated climate change in the future. if farmers and rural residents’ capacities do not enhance to adapt to the impacts of climate change, the impacts will overwhelm on agriculture and rural communities. extension systems can play an important role in agricultural adaptation to climate change. therefore, the aim of this research was to expl...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1390

any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...

Climate change is one of the most serious challenges confronting agriculture, particularly, in rural Nigeria. This study examined the perception, adaptation strategies and challenges of climate change among rural households in Kogi State, Nigeria. A two stage sampling techniques was used in the study. The first stage involves the purposive selection of six (6) rural farming communities, followe...

Journal: :American journal of public health 2014
James D Ford Ashlee Cunsolo Willox Susan Chatwood Christopher Furgal Sherilee Harper Ian Mauro Tristan Pearce

Climate change will have far-reaching implications for Inuit health. Focusing on adaptation offers a proactive approach for managing climate-related health risks-one that views Inuit populations as active agents in planning and responding at household, community, and regional levels. Adaptation can direct attention to the root causes of climate vulnerability and emphasize the importance of trad...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1393

drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

Journal: :پژوهش های روستایی 0
رضوان قمبرعلی کارشناس ارشد توسعه روستایی، دانشگاه رازی کرمانشاه عبدالحمید پاپ زن دانشیار دانشکده کشاورزی، دانشگاه رازی کرمانشاه نشمیل افشارزاده کارشناس ارشد توسعه روستایی، دانشگاه رازی کرمانشاه

introduction agriculture is the most important sector of the economy in iran and it is highly dependent on the climate. the impact of global climatic change on agriculture has recently become an issue of increasing importance. the global climate change has been drawing attention of many to this very important topic of climate change, though it was a difficult proposition for many to accept whet...

Climate change adaptation is generally defined as adjustments in natural or human systems in response to actual or expected climate stimuli or their effects which moderated harm or exploit opportunities (IPCC, 2007: 869). Agricultural entrepreneurship is identification process of opportunities and threads of activity environment with new policies to create transformation in agriculture. Therefo...

2016
Heidelinde Grüneis Marianne Penker Karl-Michael Höferl

Our scientific view on climate change adaptation (CCA) is unsatisfying in many ways: It is often dominated by a modernistic perspective of planned pro-active adaptation, with a selective focus on measures directly responding to climate change impacts and thus it is far from real-life conditions of those who are actually affected by climate change. Farmers have to simultaneously adapt to multipl...

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