Panel dataset to estimate the relationship between county-level PM2.5 concentration and on-road transporation in California.
data(TransAirPolCalif)A data.frame with 23 variables, and 928 observations, which are:
a numeric vector, fips IDs of the counties
a numeric vector, year
a numeric vector, annually average PM2.5 concentration in the counties
a numeric vector, geographically average CO2 emission from on-road transportation in each year, million tons/km2
a numeric vector, percentage of developed open space of total area in each county
a numeric vector, percentage of low-intensity developed area of total area in each county
a numeric vector, percentage of medium-intensity developed area of total area in each county
a numeric vector, percentage of high-intensity develope area of total area in each county
a numeric vector, percentage of open water of total area in each county
a numeric vector, percentage of woody wetland of total area in each county
a numeric vector, percentage of emergent herbaceous wetland of total area in each county
a numeric vector, percentage of deciduous forest of total area in each county
a numeric vector, percentage of evergreen forest of total area in each county
a numeric vector, percentage of mixed forest of total area in each county
a numeric vector, percentage of shrub of total area in each county
a numeric vector, percentage of grassland of total area in each county
a numeric vector, percentage of pasture of total area in each county
a numeric vector, percentage of cultivated crops of total area in each county
a numeric vector, average population density in each county
a numeric vector, average temperature in summer
a numeric vector, average temperature in winter
a numeric vector, average humidity in summer
a numeric vector, average humidity in winter
# NOT RUN {
data(TransAirPolCalif)
head(TransAirPolCalif)
# }
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