Sentences with phrase «emissions measurements»

The study is the first to provide a global estimate of maritime shipping's total contribution to air particle pollution based on direct emission measurements.

It is also possible to test emissions during real - world driving, using a portable emissions measurement system, though the process is cumbersome.

«The combination of bottom - up soil emission measurements and top - down airborne measurements provide strong evidence for their emission assessments,» he says.

However, it should be noted that the viability of the initiative will depend on the resolution of a number of issues, including emissions measurement and property rights for Indigenous lands.

The researchers took direct emissions measurements of 230 randomly selected, representative leaks from underground pipelines as well as at 229 metering and regulating stations where natural gas is measured and regulated from higher pressure pipelines to lower pressure distribution pipelines.

Bottom - up versus top - down «EPA has not yet had the opportunity to fully review the PNAS study on methane emissions; however we are encouraged that more methane emissions measurement data are now available to the public,» the agency said in a statement.

E.P.A. has not yet had the opportunity to fully review the PNAS study on methane emissions; however we are encouraged that more methane emissions measurement data are now available to the public.

Acoustic emission measurements collected during electrochemical tests, combined with advanced imaging techniques such as transmission X ‐ ray microscopy, provide a window into the internal workings of battery materials during energy storage cycles.

Acoustic emission measurements collected during electrochemical tests, combined with advanced imaging techniques such as transmission X ‐ ray microscopy, provide a window into the internal workings of battery materials...

In RDE tests, exhaust gas emissions — NOx (nitrogen oxide), particles (fine dust) and other — are measured during an actual drive on the road using a Portable Emissions Measurement System (PEMS).

Data from SUVI will provide an estimation of coronal plasma temperatures and emission measurements which are important to space weather forecasting.

The Climate Registry is a nonprofit partnership seeking to develop an accurate, complete, consistent, and transparent GHG emissions measurement protocol for all of North America.

When spring thaw emissions were combined with growing season emissions, the conventional tillage system actually had higher total nitrous oxide emissions than the zero till system.We suggest that this type of experiment (full year emission measurements) be repeated with deep banding of N fertilizer, which would be expected to further reduce emissions from zero till systems.

2008 G. Matthews, «Celestial body irradiance determination from an under - filled satellite radiometer: Application to albedo and thermal emission measurements of the Moon using CERES» Applied Optics.

Most economists consider a carbon tax a more effective instrument for reducing greenhouse gas emissions than the other major policy alternative, a cap - and - trade system that would require plant - by - plant emission measurements and could prompt companies to cheat.

PROFESSIONAL QUALIFICATIONS: Dale Carnegie's Leadership Training for Managers Qualified Stack Testing Individual (QSTI) Certified Visible Emissions Evaluator Certified Source Sampling and Emissions Measurement Instrumentation Supervisor Certified Scaffolding Competent Person by the Scaffolding Training Institute.

The Department of Energy can use its role as the research and development arm of the federal government to improve the effectiveness and reduce the costs of emissions measurement and control technologies, such as methane isotope analyzers, infrared cameras, and portable compressors.

More comprehensive and current direct emissions measurements are needed from this regionally diverse and rapidly expanding energy sector.