نتایج جستجو برای: yield and water scarcity

تعداد نتایج: 16942578  

2017
Weiwei Shao Jingya Cai Jiahong Liu Qinghua Luan Xiaomin Mao Guiyu Yang Jianhua Wang Haixing Zhang Jun Zhang Athanasios Loukas

This study produced a drought map for the Fenhe River basin covering the period from 150 BC to 2012 using regional historical drought records. Based on meteorological and hydrological features, the characteristics and causes of water scarcity in the Fenhe River basin were examined, along with their impact on the national economy and ecological environment. The effects of water scarcity in the b...

2007
S. PENG

Increasing yield potential of lowland rice remains to be the top priority in rice geneticimprovement programmes, because rice farmers’ primary concern is still grain yield and world rice production has to increase by 1% annually in the next 20 years to meet the demand of the growing population. Improvements in yield potential of irrigated lowland rice were achieved under ample supply of water a...

2012
Richard A. Wildman Noelani A. Forde

The water of the Colorado River of the southwestern United States (U.S.) is presently used beyond its reliable supply, and the flow of this river is forecast to decrease significantly due to climate change. A recent interim report of the Colorado River Basin Water Supply and Demand Study is the first acknowledgment of these facts by U.S. federal water managers. In light of this new stance, we e...

ژورنال: علوم آب و خاک 2016
امینی, امیرمظفر, فتحی, امید, یادگاری, آمنه, یوسفی, علی,

Water, as a limiting factor, has played a decisive role in shaping and development of Iranian culture and civilization. Water scarcity and a great variety of water users lead to conflicts in rivers' environment. Conflict resolution is conceptualized by the methods and processes involved in peaceful facilitating and ending of the conflict through active communication about their thinking and cau...

2014
S. Pande M. Ertsen M. Sivapalan

Ancient civilizations may have dispersed or collapsed under extreme dry conditions. There are indications that the same may hold for modern societies. However, hydroclimatic change cannot be the sole predictor of the fate of contemporary societies in water-scarce regions. This paper focuses on technological change as a factor that may ameliorate the effects of increasing water scarcity and as s...

Journal: : 2021

Water scarcity is already causing serious challenges nowadays and devastating water-related processes will certainly continue for decades to come. The emerging water crisis requires new political arrangements, technological solutions the development of supply chains. Among possible political-diplomatic answers, trade may be a viable option, as abundant countries could distribute resources by co...

Journal: :Catalyst 2023

Pollination is a lynchpin anchoring multispecies survival, but in the racial capitalist configurations of condensed environment agriculture, pollination politics are informed by life-depleting and carceral logics, as well imaginaries steeped hierarchies sex binaries that ground future survival colonial, heteropatriarchal, normative terms. This article argues focused on intensifying agriculture ...

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