level meters Articles

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A Cleaner Energy Future

by ASTM International  (Oct. 16, 2014)

As renewable energy plays an increasingly important role in the world’s energy portfolio, the standards of ASTM International Committee E44 are helping to pave the way for innovation in clean energy sources. A growing population and improving living standards around the world are causing significant increases in energy demand and competition ...

In-depth workplace noise risk assessments

by Pulsar Instruments plc  (Sep. 29, 2014)

Don’t miss a thing with a custom-made noise measurement kit Pulsar Safety Professional System: the-all-in one solution to noise measurement Pulsar Instruments’ Safety Professional noise measurement system offer Safety, Health, Environmental and Quality (SHEQ) experts a custom-made solution for resolving their complex workplace noise ...

Noise at Work: Frequently asked questions

by Pulsar Instruments plc  (Sep. 22, 2014)

Controlling Noise at Work: Frequently asked questions Pulsar Instruments are the experts when it comes to noise at work measurement. The company was formed 45 years ago and, over the years, the team has answered numerous phone calls or met new and existing customers at Trade shows, professional meetings or in their place of work to answer their ...

El Niño/La Niña Update: Current Situation and outlook

by World Meteorological Organization (WMO)  (Sep. 8, 2014)

Despite warming of the Tropical Pacific Ocean up until June, the overlaying atmosphere largely failed to respond. As a result, ocean temperature anomalies along the equator have decreased over the past two months. Changes in the wind patterns in early-August brought some weak re-warming, but winds have now returned to near normal in the western ...

Environmental indicator report 2014

by European Environment Agency (EEA)  (Oct. 20, 2014)

Across the world, there is growing recognition that the prevailing model of economic growth, grounded in ever-increasing resource use and pollutant emissions, cannot be sustained indefinitely. In the coming decades, with global population expected to increase to 9 billion people from 7.6 billion today, continued improvements in living standards ...

Digest of EEA indicators 2014

by European Environment Agency (EEA)  (Jun. 2, 2014)

Environmental indicators are essential tools for assessing environmental trends, tracking progress against objectives and targets, evaluating the effectiveness of policies and communicating complex phenomena to non-technical audiences. The last guide to European Environment Agency (EEA) indicators, published in 2005, focused on the Core Set of ...

Ecotoxicity of benzo[a]pyrene assessed by soil microbial indicators

by John Wiley & Sons, Ltd.  (Jul. 9, 2014)

The ecotoxicity of benzo[a]pyrene (BaP) to soil microorganisms was evaluated using the following microbial indicators: soil microbial biomass, respiration, nitrification, and Shannon index. Two soil types, udic ferrosols and aquic cambisols, were amended with 0 mg/kg, 1 mg/kg, 10 mg/kg, 100 mg/kg, 500 mg/kg, or 1000 mg/kg BaP; incubated at ...

Comparing TGA, FTIR and fixed filter infrared analyzers for measuring soot levels in in-service lubricants

by Wilks - A Spectro Scientific Company  (Apr. 22, 2014)

Measuring soot in diesel engine oil has become more important as soot levels get higher due to exhaust gas recirculation. As soot isone of the key indicators for the condition of the oil, diesel engine maintenance programs performing regular soot checks can realize cost savings by extending drain periods and reducing used oil disposal. TGA ...

Aqueous and lipid NMR metabolomic profiles of the earthworm Aporrectodea caliginosa show potential as an indicator species for environmental metabolomics

by John Wiley & Sons, Ltd.  (Jul. 4, 2014)

The common pasture earthworm Aporrectodea caliginosa has often been neglected in environmental metabolomics in favour of easily laboratory‐bred species. The present study assigns aqueous metabolites in A. caliginosa using high resolution 1‐ and 2‐dimensional nuclear magnetic resonance (NMR) spectroscopy. In total 51 aqueous metabolites were ...

Temporal and spatial variation of water level in urbanizing plain river network region

by IWA Publishing  (Jun. 5, 2014)

As one of the most developed regions in China, the plain of East China is undergoing gradually increased flooding under the obvious urbanization process. This paper mainly analyses the trend of water level time series in the region during the past decades, and assesses the temporal and spatial variation of water level and indicators of ...

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