popupunits: Units of measurement for environmental indicators

In ejanalysis/ejscreen: EJScreen Tools for US EPA Environmental Justice (EJ) Mapping and Screening

Units of measurement for environmental indicators

Description

Table indicating what units to use, such as ug/m3, in showing environmental indicators in EJSCREEN, as shown in popup windows on maps

Usage

data('popupunits')

Format

A data.frame:

> str(popupunits) 'data.frame': 11 obs. of 2 variables: $ evar : chr "pm" "o3" "cancer" ... $ units: chr "ug/m3" "ppb" "lifetime risk per million" "" ... > popupunits evar units 1 pm ug/m3 2 o3 ppb 3 cancer lifetime risk per million 4 resp 5 dpm ug/m3 6 pctpre1960 = fraction pre-1960 7 traffic.score daily vehicles/meters distance 8 proximity.npl sites/km distance 9 proximity.rmp facilities/km distance 10 proximity.tsdf facilities/km distance 11 proximity.npdes facilities/km distance

Source

See related Technical Documentation at http://www.epa.gov/ejscreen

See Also

make.popup.e names.e

ejanalysis/ejscreen documentation built on Jan. 1, 2025, 10:04 a.m.