The Western Himalaya,often termed the“Water Tower of Asia,”is experiencing critical hydrological changes due to global warming.This review synthesizes current scientific knowledge on climate-driven alterations in th...The Western Himalaya,often termed the“Water Tower of Asia,”is experiencing critical hydrological changes due to global warming.This review synthesizes current scientific knowledge on climate-driven alterations in the region’s water cycle,assessing impacts on ecosystems,agriculture,energy security,and local livelihoods.We conducted a systematic literature review of peer-reviewed studies(2000-2024)from Scopus,Web of Science,and regional databases,supplemented by case studies and observational/modeling data.Key themes include cryospheric loss,shifting precipitation,river flow variability,and hydrological extremes.Key findings indicate that(1)temperature increases(0.2-0.5°C/decade)have accelerated glacier retreat(up to 20-30%mass loss in some basins)and reduced snow cover(5-15%decline since 2000);(2)altered precipitation patterns have increased rainfall dominance,elevating flood risks while reducing groundwater recharge in arid zones;and(3)river discharge shows declining dry-season flows but higher peak flows,threatening water security for over 200 million downstream inhabitants.These findings underscore the urgent need for integrated,cross-scale strategies combining scientific innovation,indigenous knowledge,and adaptive policies to enhance resilience.We highlight critical gaps in high-altitude monitoring and call for transboundary cooperation to mitigate escalating climate risks.This systematic review uniquely contrasts Western Himalayan hydrology with that of the Central and Eastern regions and benchmarks policy gaps,offering a roadmap for climate-resilient water governance.展开更多
The practice and research of ecological civilization is a focus of current planning and design,as well as a scientific strategy under the current situation of resource constraint,environmental degradation and ecosyste...The practice and research of ecological civilization is a focus of current planning and design,as well as a scientific strategy under the current situation of resource constraint,environmental degradation and ecosystem degradation.Urban elements such as buildings,green land,farmland,water systems and mountains can be connected by ecological corridors into a green ecological system design.At present,many ecological and environmental problems,such as urban heat island effect,fog and haze,automobile exhaust have a negative effect on the construction of social ecological environment.In order to build a new modern city with prosperous economy,beautiful environment and social civilization,scientific and efficient ecological corridors should be designed to improve the environmental quality of the eco-city,and promote the construction and development of ecological civilization and green cities.Based on the relevant research and specific practices of ecological corridors at home and abroad,combine the needs of the planning and construction of the Yuzhong Ecological Innovation City,and discuss on the connotation and characteristics of ecological corridors,and discuss the key elements of ecological corridor planning.This article will take the ecological corridor planning of Yuzhong Eco-Innovation City as an example.We design ecological corridor based on field investigation,literature and geographic information system..The planning and design of the ecological corridor in the planning area proposed in this paper can provide positive suggestion on the planning and design of the ecological corridor in other ecological innovation cities.展开更多
文摘The Western Himalaya,often termed the“Water Tower of Asia,”is experiencing critical hydrological changes due to global warming.This review synthesizes current scientific knowledge on climate-driven alterations in the region’s water cycle,assessing impacts on ecosystems,agriculture,energy security,and local livelihoods.We conducted a systematic literature review of peer-reviewed studies(2000-2024)from Scopus,Web of Science,and regional databases,supplemented by case studies and observational/modeling data.Key themes include cryospheric loss,shifting precipitation,river flow variability,and hydrological extremes.Key findings indicate that(1)temperature increases(0.2-0.5°C/decade)have accelerated glacier retreat(up to 20-30%mass loss in some basins)and reduced snow cover(5-15%decline since 2000);(2)altered precipitation patterns have increased rainfall dominance,elevating flood risks while reducing groundwater recharge in arid zones;and(3)river discharge shows declining dry-season flows but higher peak flows,threatening water security for over 200 million downstream inhabitants.These findings underscore the urgent need for integrated,cross-scale strategies combining scientific innovation,indigenous knowledge,and adaptive policies to enhance resilience.We highlight critical gaps in high-altitude monitoring and call for transboundary cooperation to mitigate escalating climate risks.This systematic review uniquely contrasts Western Himalayan hydrology with that of the Central and Eastern regions and benchmarks policy gaps,offering a roadmap for climate-resilient water governance.
文摘The practice and research of ecological civilization is a focus of current planning and design,as well as a scientific strategy under the current situation of resource constraint,environmental degradation and ecosystem degradation.Urban elements such as buildings,green land,farmland,water systems and mountains can be connected by ecological corridors into a green ecological system design.At present,many ecological and environmental problems,such as urban heat island effect,fog and haze,automobile exhaust have a negative effect on the construction of social ecological environment.In order to build a new modern city with prosperous economy,beautiful environment and social civilization,scientific and efficient ecological corridors should be designed to improve the environmental quality of the eco-city,and promote the construction and development of ecological civilization and green cities.Based on the relevant research and specific practices of ecological corridors at home and abroad,combine the needs of the planning and construction of the Yuzhong Ecological Innovation City,and discuss on the connotation and characteristics of ecological corridors,and discuss the key elements of ecological corridor planning.This article will take the ecological corridor planning of Yuzhong Eco-Innovation City as an example.We design ecological corridor based on field investigation,literature and geographic information system..The planning and design of the ecological corridor in the planning area proposed in this paper can provide positive suggestion on the planning and design of the ecological corridor in other ecological innovation cities.
