README.md

In hubert-thieriot/crea_r_package: Query And Plot Air Quality And Weather Data from CREA Database

Bigger picture

CREA Scraper is part of a larger ecosystem, as shown in the diagram below.

Getting started

Install

install.packages('devtools')
library(devtools)
url <- "https://github.com/energyandcleanair/rcrea"
devtools::install_github(url)

In .Renviron, the following variables need to be defined: -GCS_AUTH_FILE="keys/gcs.shiny.auth.json"

This auth file needs to be manually copied in the inst/shiny/keys directory.

Usage

Shiny Application

An online version is available on https://crea.shinyapps.io/shiny/. Otherwise, you can run it locally using:

rcrea::runShinyApp()

Markdown examples

Markdowns are available in the examples folder

df_locations <- rcrea::locations(country='IN')
df_measurements <- rcrea::measurements(country='IN', poll=rcrea::PM25, city='Delhi')

hubert-thieriot/crea_r_package documentation built on June 11, 2025, 11:31 p.m.