100+ Diffusion samplers PowerPoint (PPT) Presentations, Diffusion samplers PPTs

Diffusion samplers - PowerPoint PPT Presentation

Current directives make groundwater sampling expensive and environmentally irresponsible hence a move from high flow to

Current directives make groundwater sampling expensive and environmentally irresponsible hence a move from high flow to low flow to no purge sampling. Groundwater Sampling. Sampling a well with a tennis shoe?. 2. Standards, Directives, Guidelines. Standards, Directives, Guidelines.

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579 views • 43 slides

Childhood Asthma and Exposure to Traffic and NO 2

Childhood Asthma and Exposure to Traffic and NO 2. W. James Gauderman , Edward Avol , Fred Lurmann , Nino Kuenzli , Frank Gilliland, John Peters, and Rob McConnell . Epidemiology, Volume 16, Number 6, 2005. Presented by Nina Ewall. Introduction. NAAQS for NO 2 is 53 ppb

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408 views • 27 slides

ECOS and ITRC

ECOS and ITRC. Brown Bag Briefing For the USEPA Environmental Technology Council March 10, 2005 Tim Titus. Environmental Council of the States (ECOS). Established in 1995 Members are the senior environmental officials in the states

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276 views • 10 slides

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Diffusion samplers - PowerPoint PPT Presentation

Current directives make groundwater sampling expensive and environmentally irresponsible hence a move from high flow to

Childhood Asthma and Exposure to Traffic and NO 2

ECOS and ITRC