Results 131 to 140 of about 232,018 (415)

I. On the descent of glaciers [PDF]

open access: yesProceedings of the Royal Society of London
If we conceive two bodies of the same form and dimensions (cubes for instance), and of the same material, to be placed upon a uniform horizontal plane, and connected by a substance which alternately extends and contracts itself, as does a metallic rod when subjected to variations of temperature, it is evident that by the extension of the intervening ...
openaire   +5 more sources

Karakoram geodetic glacier mass balances between 2008 and 2016: persistence of the anomaly and influence of a large rock avalanche on Siachen Glacier

open access: yesJournal of Glaciology, 2019
Karakoram glaciers experienced balanced or slightly positive mass budgets since at least the 1970s. Here, we provide an update on the state of balance of Central and Eastern Karakoram glaciers (12 000 km2) between 2008 and 2016 by differencing DEMs ...
E. Berthier, F. Brun
semanticscholar   +1 more source

Chitosan‐Graft‐Gelatin Hydrogel Containing Bromothymol Blue as a Food Spoilage Indicator for Intelligent Food Packaging

open access: yesAdvanced Materials Interfaces, EarlyView.
A chitosan‐graft‐gelatin hydrogel, incorporating a pH‐responsive dye, bromothymol blue, as a colorimetric freshness indicator is introduced to monitor the spoilage of chicken breasts. The hydrogel indicates microbial activity, and the production of carbon dioxide due to deteriorating food freshness via a change in pH, and serves as a smart and visual ...
Bahareh Farasati Far   +7 more
wiley   +1 more source

Active Whale Avoidance by Large Ships: Components and Constraints of a Complementary Approach to Reducing Ship Strike Risk

open access: yesFrontiers in Marine Science, 2019
The recurrence of lethal ship-whale collisions (‘ship strikes’) has prompted management entities across the globe to seek effective ways for reducing collision risk.
Scott M. Gende   +5 more
doaj   +1 more source

Glacier Change, Concentration, and Elevation Effects in the Karakoram Himalaya, Upper Indus Basin [PDF]

open access: yes, 2011
In recent decades the consequences of climate change for Himalayan glaciers has become of great concern. Glaciers in much of High Asia appear to be declining, some at globally extreme rates (Ageta 2001;Oerlemanns 2001).
Hewitt, Kenneth
core   +2 more sources

Direct observations of submarine melt and subsurface geometry at a tidewater glacier

open access: yesScience, 2019
Underwater melting How fast does warm ocean water melt glaciers that terminate in the sea? That question is central to understanding how fast ice sheets may lose mass, and thus how fast sea level will rise, in response to global warming, but there are ...
David A. Sutherland   +9 more
semanticscholar   +1 more source

Wireless and Self‐Powered Wearable Pressure Sensors Based on Chitosan for Artificial Mechanoreceptors

open access: yesAdvanced Materials Technologies, EarlyView.
A novel self‐powered wearable pressure sensor is fabricated using chitosan‐ZnO composite piezoelectric film, achieving sensitivities of 70.71 mV/kPa and 471.43 mV Hz−1. This lightweight and biodegradable device emulates mechanoreceptors for applications such as object classification, wireless data transmission, and gesture recognition, offering an eco ...
Zhao Wang   +5 more
wiley   +1 more source

Seismic Imaging of the Arctic Subsea Permafrost Using a Least-Squares Reverse Time Migration Method

open access: yesRemote Sensing
High-resolution seismic imaging allows for the better interpretation of subsurface geological structures. In this study, we employ least-squares reverse time migration (LSRTM) as a seismic imaging method to delineate the subsurface geological structures ...
Sumin Kim   +4 more
doaj   +1 more source

Inferring Ice Thickness from a Glacier Dynamics Model and Multiple Surface Datasets [PDF]

open access: yesarXiv, 2016
The future behavior of the West Antarctic Ice Sheet (WAIS) may have a major impact on future climate. For instance, ice sheet melt may contribute significantly to global sea level rise. Understanding the current state of WAIS is therefore of great interest. WAIS is drained by fast-flowing glaciers which are major contributors to ice loss.
arxiv  

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