Results 41 to 50 of about 7,014,052 (290)

Chemical composition of rain water and rain characteristics at Delhi. II [PDF]

open access: yesTellus A: Dynamic Meteorology and Oceanography, 1972
Samples of rain water collected at Delhi during the period 1964–67 have been analysed for nitrate, ammonium and sulphate. The data obtained have been sub-divided and examined according to the nature of rainfall, its intensity and total seasonal rain. Smaller proportions of nitrate to ammonium and nitrate to sulphate delineated the situations of higher ...
KAPOOR, R. K.   +2 more
openaire   +2 more sources

Influence of stratiform clouds on δD and δ18O of monsoon water vapour and rain at two tropical coastal stations

open access: yesJournal of Hydrology, 2018
Studies of moisture dynamics associated with major tropical rain activities with the aid of stable oxygen and hydrogen isotopic (δ18O and δD) measurements in precipitation and water vapour are of current research interest.
P. R. Lekshmy, M. Midhun, R. Ramesh
semanticscholar   +1 more source

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Effects of Seasonal Rainfall Characteristics on the Hydrothermal State of Permafrost Active Layer in the Central Qinghai-Xizang (Tibet) Plateau

open access: yesGaoyuan qixiang, 2023
Rainfall can cause significant changes in the hydrothermal state within the active layer of the permafrost regions, and the rainfall in the Qinghai-Xizang (Tibet) Plateau has obvious seasonal characteristics.In order to analyze the effects of seasonal ...
Zhixiong ZHOU   +4 more
doaj   +1 more source

Understanding and controlling the ingress of driven rain through exposed, solid wall masonry structures [PDF]

open access: yes, 2014
Long term performance of historic buildings can be affected by many environmental factors, some of which become more apparent as the competence of the fabric deteriorates.
Bowler   +5 more
core   +1 more source

Cool Kitchen: Processing Starch and Eggshell Powder into Sustainable Coatings for Passive Daytime Cooling

open access: yesAdvanced Functional Materials, EarlyView.
A food‐grade cooling composite made from starch and recycled eggshell powder offers a scalable, ultra‐low‐cost solution for passive daytime radiative cooling. Easily prepared using basic kitchen tools, this material empowers communities, even in areas with limited infrastructure, to stay cooler during worsening summer heat waves.
Qimeng Song   +3 more
wiley   +1 more source

Summer Rains and Dry Seasons in the Upper Blue Nile Basin: The Predictability of Half a Century of Past and Future Spatiotemporal Patterns [PDF]

open access: yes, 2013
peer-reviewedDuring the last 100 years the Ethiopian upper Blue Nile Basin (BNB) has undergone major changes in land use, and is now potentially facing changes in climate. Rainfall over BNB supplies over two-thirds of the water to the Nile and supports a
Bewket, Woldeamlak   +4 more
core   +2 more sources

Harmonizing the Pyrene and Ether Groups in Covalent Triazine Polymers for Highly Effective H2O2 Photosynthesis via One‐Step Two‐Electron Oxygen Reduction

open access: yesAdvanced Functional Materials, EarlyView.
The pyrene and ether groups are incorporated into the covalent triazine polymer (CTP) structure. The synergistic effect of the two functional groups endows CTP with better electron transfer, light absorption, and oxygen activation properties. An impressive apparent quantum yield (13.2% @420 nm) and a remarkable solar‐to‐chemical conversion efficiency ...
Chong Wang   +10 more
wiley   +1 more source

Spatiotemporal Evolution of Urban Rain Islands in China under the Conditions of Urbanization and Climate Change

open access: yesRemote Sensing, 2022
Precipitation is a critical factor affecting regional water cycles, water ecology, and socioeconomic development. Monthly precipitation, water vapor pressure, and temperature datasets from 613 meteorological stations across China were used to analyze the
Zhuoran Luo   +6 more
doaj   +1 more source

Water isotope technology application for sustainable eco-environmental construction: Effects of landscape characteristics on water yield in the alpine headwater catchments of Tibetan Plateau for sustainable eco-environmental construction [PDF]

open access: yes, 2015
Topography-climate-vegetation-runoff relationships are important issues in hydrological studies. In this paper, based on analyzing water isotope characteristics of river water, the influence of these variables on the relative contribution of rain to ...
An, Shuqing   +8 more
core   +1 more source

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