نتایج جستجو برای: fresh water production

تعداد نتایج: 1155445  

Journal: :British journal of haematology 2015
Trevor Baglin Paddy Carrington Graham Jackson

'….Alright, but apart from the sanitation, medicine, education, wine, public order, irrigation, the roads, fresh water and public health………………what have the Romans ever done for us?' From Monty Python's Life of Brian An organizational review of the British Society for Haematology (BSH) was started in November 2013 and completed in June 2014. Many members of the Society participated in the survey...

2015
Khorcheska Batyrova Anastasia Gavrisheva Elena Ivanova Jianguo Liu Anatoly Tsygankov

Previously it has been shown that green microalga Chlamydomonas reinhardtii is capable of prolonged H2 photoproduction when deprived of sulfur. In addition to sulfur deprivation (-S), sustained H2 photoproduction in C. reinhardtii cultures can be achieved under phosphorus-deprived (-P) conditions. Similar to sulfur deprivation, phosphorus deprivation limits O2 evolving activity in algal cells a...

Journal: :Zootaxa 2013
Christine E Thacker

The Mediterranean, northeastern Atlantic, and inland freshwaters of Europe and the Ponto-Caspian region host a distinct fauna of gobiiform fishes, including the sand gobies (Pomatoschistus Gill and related genera), all of which have been classified in the most diverse goby group, the family Gobiidae. Recent molecular phylogenetic analyses have suggested that the sand gobies are not gobiids, and...

2013
P. W. Gerbens-Leenes G. J. de Vries L. Xu

Microalgae are receiving much interest as a possible biofuels feedstock, resulting in increasing research and development efforts. Biofuels from microalgae are potentially important sources of liquid renewable energy carriers, replacing petrol. Algae are not produced on a large-scale yet, but research shows promising results. Biofuel production needs water, an increasingly scarce resource. The ...

Journal: :Applied microbiology 1961
J M Sharpley

A Gallionella sp. is described that lives and freely multiplies in sea water. The habitat of the organism has been thoroughly investigated and the possibility of accidental occurrence has been eliminated. The appearance of the Gallionella sp. described is quite different from the similar iron bacteria occurring in fresh water.

2016
Yevgeny Aksenov Michael Karcher Andrey Proshutinsky Rüdiger Gerdes Beverly de Cuevas Elena Golubeva Frank Kauker An T. Nguyen Gennady A. Platov Martin Wadley Eiji Watanabe Andrew C. Coward A. J. George Nurser

Pacific Water (PW) enters the Arctic Ocean through Bering Strait and brings in heat, fresh water, and nutrients from the northern Bering Sea. The circulation of PW in the central Arctic Ocean is only partially understood due to the lack of observations. In this paper, pathways of PW are investigated using simulations with six state-of-the art regional and global Ocean General Circulation Models...

2016

This manuscript examines the geological and land use controls on the concentrations of nutrients in freshwaters in three contrasting study catchments in north-western France. The manuscript draws on a 5-year water quality monitoring data set in both base flow and storm flow conditions, collected between April 1996 and August 2000. The paper is well structured and clearly written, however, I’m c...

Journal: :The Journal of General Physiology 2003
William H. Cole

1. The relation of temperature to the pedal rhythm of Balanus balanoides L. has been studied under otherwise constant conditions. 2. The frequency of movement increases with temperature, showing three groups of thermal increments and three critical temperatures. Five animals yielded micro = 5,700 above 14.5 degrees C. and 12,100 below; 3 gave micro = 7,800 above 9.3 degrees and 22,500 below; wh...

2009
You-Xing Li Jie Zhang

Tintinnids are very common in all marine water and even fresh water. The oldest fossils of Tintinnids are not only appeared in Neoproterozoic Era, but also in Mesoproterozoic Calymmian. Eight species of six genera Tintinnids of Mesoproterozoic Calymmian, from Huangmailing Phosphoric Ore in Hubei Province of Central China, are illustrated in this paper. They are the oldest ancestor of Tintinnids...

2012
Adam D Hughes Maeve S Kelly Kenneth D Black Michele S Stanley

The economic and environmental viability of dedicated terrestrial energy crops is in doubt. The production of large scale biomass (macroalgae) for biofuels in the marine environment was first tested in the late 1960's. The culture attempts failed due to the engineering challenges of farming offshore. However the energy conversion via anaerobic digestion was successful as the biochemical composi...

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