Results 71 to 80 of about 16,125,395 (299)

A Rare De Novo Missense Mutation in IFT122 Confers a Genetic Susceptibility Factor of Idiopathic Pediatric Uveitis Via Trio‐based Whole‐Exome Sequencing

open access: yesAdvanced Science, EarlyView.
A rare de novo IFT122‐A773E variant is identified in idiopathic pediatric uveitis and shown to exacerbate retinal inflammation and barrier dysfunction. Mechanistically, the variant enhances IFT43 interaction, elevates calcium signaling, and activates the MEK/ERK/FRA1 axis, revealing a previously unrecognized cilia‐associated pathway that may increase ...
Qian Zhou   +18 more
wiley   +1 more source

A new inventory of High Mountain Asia surging glaciers derived from multiple elevation datasets since the 1970s

open access: yesEarth System Science Data, 2023
. Glacier surging is an unusual instability of ice flow, and inventories of surging glaciers are important for regional glacier mass balance studies and glacier dynamic studies.
Lei Guo   +5 more
semanticscholar   +1 more source

Solar greenhouse technology for food security: A case study from Humla District, NW Nepal [PDF]

open access: yes, 2012
Food security is a significant issue for many people who live in remote mountain areas around the world. Most of these people are also poor because of the lack of opportunity to earn cash.
Alex Zahnd   +3 more
core   +1 more source

Does Contract Farming Reduce Pesticide Use? Panel Data Evidence From Smallholder Farmers in China

open access: yesAgribusiness, EarlyView.
ABSTRACT The inappropriate and excessive use of pesticides poses a major threat to human and ecosystem health in the agri‐food sector. While existing studies have examined the potential of contract farming to address this issue, most have focused on large‐scale farms and relied on small or transactional datasets, often leaving the role of crop‐specific
Zhihui Liang, Shan Jin, Matthew Gorton
wiley   +1 more source

On the Relevance of Aerosols to Snow Cover Variability Over High Mountain Asia

open access: yesGeophysical Research Letters, 2022
Abstract While meteorology and aerosols are identified as key drivers of snow cover (SC) variability in High Mountain Asia, complex non‐linear interactions between them are not adequately quantified. Here, we attempt to unravel these interactions through a simple relative importance (RI) analysis of meteorological and aerosol ...
Chayan Roychoudhury   +4 more
openaire   +2 more sources

Ice Cliff Dynamics of Debris-Covered Trakarding Glacier in the Rolwaling Region, Nepal Himalaya

open access: yesFrontiers in Earth Science, 2021
Ice cliffs can act as “hot spots” for melt on debris-covered glaciers and promote local glacier mass loss. Repeat high-resolution remote-sensing data are therefore required to monitor the role of ice cliff dynamics in glacier mass loss.
Yota Sato   +10 more
doaj   +1 more source

Precipitation phase drives seasonal and decadal snowline changes in high mountain Asia

open access: yesEnvironmental Research Letters
Snow cover is of key importance for water resources in high mountain Asia (HMA) and is expected to undergo extensive changes in a warming climate.
Maud Bernat   +6 more
semanticscholar   +1 more source

Seed‐cone architecture of Pararaucaria utahensis Gee, Howell et Dayvault sp. nov. (Cheirolepidiaceae) from the Upper Jurassic Morrison Formation of Utah, USA

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Although Pararaucaria seed cones were first described 90 years ago, only in the last dozen years have we discovered the greater extent of the species diversity and paleogeographic range of the genus. Pararaucaria is now known across the mid‐latitudes of the Lower Jurassic to Lower Cretaceous in the northern and southern hemispheres ...
Carole T. Gee   +2 more
wiley   +1 more source

Development and Evaluation of a Cloud-Gap-Filled MODIS Normalized Difference Snow Index Product over High Mountain Asia

open access: yesRemote Sensing
Accurate snow cover data are critical for understanding the Earth’s climate system, and exploring hydrological processes and regional water resource management over High Mountain Asia (HMA).
Gang Deng   +4 more
semanticscholar   +1 more source

Newsletter: Centre for Mountain Studies [PDF]

open access: yes, 1996
We report on some new developments of local, national and international interest. We report on the National Policy Statement for the High Country Workshop, research from Lincoln University, news from the Department of Conservation, conferences and ...
Centre for Mountain Studies
core  

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