Evidence map›Paper›PMID 27490267›Full record

ArticleEnvironmental science & technology2016

Aviation Emissions Impact Ambient Ultrafine Particle Concentrations in the Greater Boston Area.

N Hudda, M C Simon, W Zamore, D Brugge, J L Durant

Abstract read
In one paragraph

Article in Environmental science & technology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
3.5field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 1 synthesis or guideline pooled it, 55 citations in OpenAlex.

  1. Pooled it
  2. Characterizing the near-road NOEnvironmental pollution and management (Amsterdam, Netherlands) · 2026
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  13. Preterm Birth among Infants Exposed toEnvironmental health perspectives · 2020
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  14. Exposure to Secondhand Tobacco Smoke at Airport Terminals.Journal of environmental and public health · 2019
    Article
  15. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 1 country.

N HuddaDepartment of Civil and Environmental Engineering, Tufts University , Medford, Massachusetts 02155, United States.
M C SimonDepartment of Civil and Environmental Engineering, Tufts University , Medford, Massachusetts 02155, United States.
W ZamoreSomerville Transportation Equity Partnership , Somerville, Massachusetts 02145, United States.
D BruggeDepartment of Public Health and Community Medicine, Tufts University , Boston, Massachusetts 02111, United States.
J L DurantDepartment of Civil and Environmental Engineering, Tufts University , Medford, Massachusetts 02155, United States.
Tufts University · USSomerville Hospital · US

Funding

Community Assessment of Freeway Pollution and HealthR01ES015462 · NIEHS · TUFTS UNIVERSITY BOSTON · PI BRUGGE, DOUG · 2008 to 2012
$2.5M
NIEHS NIH HHS R01 ES015462
6 · The paper itself

Abstract

Ultrafine particles are emitted at high rates by jet aircraft. To determine the possible impacts of aviation activities on ambient ultrafine particle number concentrations (PNCs), we analyzed PNCs measured from 3 months to 3.67 years at three sites within 7.3 km of Logan International Airport (Boston, MA). At sites 4.0 and 7.3 km from the airport, average PNCs were 2- and 1.33-fold higher, respectively, when winds were from the direction of the airport compared to other directions, indicating that aviation impacts on PNC extend many kilometers downwind of Logan airport. Furthermore, PNCs were positively correlated with flight activity after taking meteorology, time of day and week, and traffic volume into account. Also, when winds were from the direction of the airport, PNCs increased with increasing wind speed, suggesting that buoyant aircraft exhaust plumes were the likely source. Concentrations of other pollutants [CO, black carbon (BC), NO, NO2, NOx, SO2, and fine particulate matter (PM2.5)] decreased with increasing wind speed when winds were from the direction of the airport, indicating a different dominant source (likely roadway traffic emissions). Except for oxides of nitrogen, other pollutants were not correlated with flight activity. Our findings point to the need for PNC exposure assessment studies to take aircraft emissions into consideration, particularly in populated areas near airports.

Indexed as

AircraftAirportsEnvironmental MonitoringAir PollutantsBostonMeteorologyParticle SizeParticulate MatterSiliconesSootVehicle EmissionsWindAir PollutantsParticulate MatterSiliconesSootVehicle Emissions

Identifiers

PMID27490267
PMCPMC5650728
OpenAlexW2499379823

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.