搜索结果: 1-8 共查到“理学 fresh water”相关记录8条 . 查询时间(0.062 秒)
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More than half of world's fresh water supply warming rapidly(图)
More than half of world fresh water warming rapidly
2017/11/23
More than half of the world's fresh water supply is warming rapidly, according to an NSF- and NASA-funded study.Using satellite data and ground measurements collected from 235 lakes on six continents ...
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A Fresh Look At Fresh Water:Researchers Create A 50,000-Lake Database(图)
Fresh Look At Fresh Water Researchers 50,000-Lake Database
2017/10/26
Countless numbers of vacationers spent this summer enjoying lakes for swimming, fishing and boating. But are they loving these lakes to death?The water quality of the nation's lakes is threatened not ...
Squeezing Every Drop of Fresh Water from Waste Brine
Squeezing Every Drop Fresh Water Waste Brine
2017/7/21
Engineers at the University of California, Riverside have developed a new way to recover almost 100 percent of the water from highly concentrated salt solutions. The system will alleviate water shorta...
APPLICATION OF A NUMERICAL MODEL TO PREDICT FRESH WATER DEPTH IN ISLANDS DUE TO CLIMATE CHANGE:AGATTI ISLAND, INDIA
FRESH WATER DEPTH ISLANDS CLIMATE CHANGE AGATTI ISLAND
2009/10/19
Global warming could raise sea level by several tens of centimeters in the next fifty years, about one meter in the century, and several meters in the next few centuries by expanding ocean water, by m...
A HYDROCHEMICAL AND ISOTOPIC STUDY OF SUBMARINE FRESH WATER ALONG THE COAST IN LEBANON
water discharging FRESH WATER isotopic composition
2009/10/12
The chemical and isotopic composition of water discharging from springs, surface and groundwater in the Litani river basin were studied. The data include field measurements of specific conductance, pH...
Analyses of Genetic Diversities in Chinese Fresh-water Fishes
fresh—water fishes inter-and innaspeeific genetic diversitie
2009/9/23
A 、vealth 0f literature has been published in the studies of Chinese fresh—water fish chromosomes
within recent years.In this paper,we review the inter-and intraspecific genetic diversities found in ...
Temporal Changes in Some Fresh Water Temperature Structures
Temporal Changes Fresh Water Temperature Structures
2009/4/2
Microstructure is examined in 61 temperature-depth profiles which were obtained at one location in a fresh water lake. Over the 12 hr of observation, specific features of the microstructure are contin...
14种淡水鱼基因组大小变异的研究--A Study of the Genome Size Variations in 14 Species of Chinese Fresh-water Fishes
淡水鱼类 DNA含量 变异
2007/12/5
本文报道14种淡水鱼细胞核DNA含量的测定结果。这14种鱼DNA含量变异较大,从2.20pg到5.0pg不等,其中大多数种类具有较高的DNA含量。此外,我们还结合已有资料,讨论了迄今已研究的58种中国淡水鱼(主要为鲤科鱼)DNA含量的变异特征、意义及影响DNA含量变异的因素。