Zobrazeno 1 - 10
of 2 328
pro vyhledávání: '"Agricultural drought"'
Publikováno v:
Guan'gai paishui xuebao, Vol 43, Iss 10, Pp 114-120 (2024)
【Objective】 The Fuhe River Basin is an important food production region in Northwestern China. It is increasingly affected by droughts. This paper analyses the occurrence of droughts and their key determinants in this region. 【Method】 The ana
Externí odkaz:
https://doaj.org/article/d9f44e8b6af64b879ddcfd821cdd9a4d
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract Agricultural drought affects the regional food security and thus understanding how meteorological drought propagates to agricultural drought is crucial. This study examines the temporal scaling trends of meteorological and agricultural droug
Externí odkaz:
https://doaj.org/article/5b3739bf35c1415d8fdf26cc4165a63e
Autor:
Hussain Palagiri, Manali Pal
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 134, Iss , Pp 104175- (2024)
The European Space Agency (ESA) under the Climate Change Initiative (CCI) has developed a multi-satellite global, daily Soil Moisture (SM) dataset that has paved the ways for agricultural drought studies. To evaluate the performance of this ESACCI SM
Externí odkaz:
https://doaj.org/article/4c870b485d234173a867a4d5c078e377
Autor:
Fu Xuan, Hui Liu, JingHao Xue, Ying Li, Junming Liu, Xianda Huang, Zihao Tan, Mohamed A.M. Abd Elbasit, Xiaohe Gu, Wei Su
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 134, Iss , Pp 104151- (2024)
Agricultural drought threatens food security and agricultural sustainable development. There have been numerous spectral indices from remote sensing images developed for monitoring crop drought. However, most present spectral indices are focusing on
Externí odkaz:
https://doaj.org/article/90c5aa6adb87409b9b220baf2038a9f9
Publikováno v:
Geophysical Research Letters, Vol 51, Iss 19, Pp n/a-n/a (2024)
Abstract A lack of high‐density rootzone soil moisture (θRZ) observations limits the estimation of continental‐scale, space‐time contiguous θRZ dynamics. We derive a proxy of daily θRZ dynamics — active rootzone degree of saturation (SRZ)
Externí odkaz:
https://doaj.org/article/3d8c8c65b1ca42728ac89ed989ee6451
Autor:
Tshepiso Vulnary Letswamotse, Sana Arshad, Bashar Bashir, Abdullah Alsalman, Endre Harsányi, Main Al‐Dalahmeh, Safwan Mohammed
Publikováno v:
Food and Energy Security, Vol 13, Iss 5, Pp n/a-n/a (2024)
ABSTRACT Extreme climatic events, such as droughts, hinder progress toward achieving the sustainable development goal of food security. South Africa is vulnerable to drought‐related agricultural losses, which have led to food insecurity. However, f
Externí odkaz:
https://doaj.org/article/3ea0b906ce8244b7bff2da02019bc489
Publikováno v:
Ecological Indicators, Vol 166, Iss , Pp 112326- (2024)
Different drought types exhibit propagation phenomena and feedback through the hydrological cycle. Therefore, this study utilized the convergent cross mapping to identify the causality among meteorological drought(MD), agricultural drought(AD), hydro
Externí odkaz:
https://doaj.org/article/d05c7e68c4a34e98b5949e0f398c128f
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Timely and accurate agricultural drought monitoring and drought-driven mechanism analysis in karst basins in the context of global warming are highly important for drought disaster monitoring and sustainable ecological development in a basin
Externí odkaz:
https://doaj.org/article/2e7ef79d8e2c4fc38c5eba4a39ab703d
Publikováno v:
Applied Water Science, Vol 14, Iss 6, Pp 1-23 (2024)
Abstract This study aims to determine the crucial variables for predicting agricultural drought in various climates of Iran by employing feature selection methods. To achieve this, two databases were used, one consisting of ground-based measurements
Externí odkaz:
https://doaj.org/article/dd4d9a42c6dd441f82af1aedd2acbdc6
Publikováno v:
Journal of Hydrology: Regional Studies, Vol 56, Iss , Pp 102035- (2024)
Study region: This study was carried out on the Tibetan Plateau (TP), which contains multiple important ecosystems, is the source of many rivers in China, and is experiencing significant climate change. Study focus: Clarifying drought propagation cha
Externí odkaz:
https://doaj.org/article/ed45820ba27f45be84c2080bd357b1be