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freeman-lab committed Sep 5, 2023
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articles/extreme-heat-explainer/index.md
336 changes: 336 additions & 0 deletions articles/extreme-heat-explainer/components/bias-correction.js
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import { useState, useEffect } from 'react'
import { Box, Flex } from 'theme-ui'
import {
Chart,
Ticks,
TickLabels,
Axis,
AxisLabel,
Plot,
Line,
Label,
Grid,
} from '@carbonplan/charts'
import { Filter, FigureCaption, Colors } from '@carbonplan/components'

import convert from './convert-units'
import UnitConverter from './unit-converter'

const CITY_LABELS = {
bangkok: 'Bangkok',
dubai: 'Dubai',
karachi: 'Karachi',
phoenix: 'Phoenix',
}

const APPLIED_LABELS = {
raw: 'before',
'bias-corrected': 'after',
}

const x = Array(366)
.fill(0)
.map((d, i) => i)

const yRange = {
c: {
Bangkok: [23, 36],
Dubai: [16, 37],
Karachi: [16, 36],
Phoenix: [10, 36],
},
f: {
Bangkok: [convert(23, 'f'), convert(36, 'f')],
Dubai: [convert(16, 'f'), convert(37, 'f')],
Karachi: [convert(16, 'f'), convert(36, 'f')],
Phoenix: [convert(10, 'f'), convert(36, 'f')],
},
}

const yTicks = {
c: {
Bangkok: [24, 26, 28, 30, 32, 34, 36],
Dubai: [16, 20, 24, 28, 32, 36],
Karachi: [16, 20, 24, 28, 32, 36],
Phoenix: [10, 14, 18, 22, 26, 30, 34],
},
f: {
Bangkok: [75, 80, 85, 90, 95],
Dubai: [65, 75, 85, 95],
Karachi: [65, 75, 85, 95],
Phoenix: [55, 65, 75, 85, 95],
},
}

const xTicks = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 366]
const xTickLabels = [14, 45, 74, 104, 135, 165, 195, 226, 257, 287, 318, 350]

const BiasCorrection = () => {
const [city, setCity] = useState('Dubai')
const [applied, setApplied] = useState('before')
const [data, setData] = useState(null)
const [renderData, setRenderData] = useState(null)
const [units, setUnits] = useState('c')

useEffect(() => {
fetch(
'https://carbonplan-climate-impacts.s3.us-west-2.amazonaws.com/extreme-heat/v1.0/outputs/web/explainer/bias_correction.json'
)
.then((response) => response.json())
.then((data) => setData(data))
}, [])

return (
<>
<Box sx={{ mb: [4, 4, 4, 5] }}>
<Flex sx={{ justifyContent: 'space-between' }}>
<Filter
values={{
bangkok: city === 'Bangkok',
dubai: city === 'Dubai',
karachi: city === 'Karachi',
phoenix: city === 'Phoenix',
}}
setValues={(obj) =>
setCity(CITY_LABELS[Object.keys(obj).find((k) => obj[k])])
}
order={['dubai', 'karachi', 'bangkok', 'phoenix']}
sx={{ mb: [5] }}
/>
<Filter
values={{
raw: applied === 'before',
'bias-corrected': applied === 'after',
}}
setValues={(obj) =>
setApplied(APPLIED_LABELS[Object.keys(obj).find((k) => obj[k])])
}
order={['raw', 'bias-corrected']}
sx={{ mb: [5] }}
/>
</Flex>
<Box
sx={{ width: '100%', height: ['300px', '300px', '300px', '450px'] }}
>
<Chart x={[0, 366]} y={yRange[units][city]} padding={{ left: 55 }}>
<Ticks left values={yTicks[units][city]} />
<TickLabels
left
values={yTicks[units][city]}
labels={yTicks[units][city]}
/>
<Ticks bottom values={xTicks} />
<Axis left bottom />
<Grid vertical values={xTicks.slice(1, xTicks.length)} />
<TickLabels
bottom
values={xTickLabels.filter((d, i) => i % 3 == 0)}
labels={[
'JAN',
'FEB',
'MAR',
'APR',
'MAY',
'JUN',
'JUL',
'AUG',
'SEP',
'OCT',
'NOV',
'DEC',
].filter((d, i) => i % 3 == 0)}
sx={{ display: ['initial', 'none', 'none', 'none'] }}
/>
<TickLabels
bottom
values={xTickLabels}
labels={[
'JAN',
'FEB',
'MAR',
'APR',
'MAY',
'JUN',
'JUL',
'AUG',
'SEP',
'OCT',
'NOV',
'DEC',
]}
sx={{ display: ['none', 'initial', 'initial', 'initial'] }}
/>
<AxisLabel bottom>Time of year</AxisLabel>
<AxisLabel left>
WBGT in the shade {units == 'c' ? 'ºC' : 'ºF'}
</AxisLabel>
<Label
sx={{
fontSize: [1, 1, 1, 2],
color: 'red',
mb: '-3px',
ml: '15px',
}}
x={0}
y={
yRange[units][city][1] -
(yRange[units][city][1] - yRange[units][city][0]) * 0.17
}
verticalAlign='bottom'
>
2040-2059
</Label>
<Label
sx={{
fontSize: [1, 1, 1, 2],
color: 'pink',
mb: '-3px',
ml: '15px',
}}
x={0}
y={
yRange[units][city][1] -
(yRange[units][city][1] - yRange[units][city][0]) * 0.27
}
verticalAlign='bottom'
>
2020-2039
</Label>
<Label
sx={{
fontSize: [1, 1, 1, 2],
color: 'purple',
mb: '-3px',
ml: '15px',
}}
x={0}
y={
yRange[units][city][1] -
(yRange[units][city][1] - yRange[units][city][0]) * 0.37
}
verticalAlign='bottom'
>
1985-2014
</Label>
<Label
sx={{
fontSize: [1, 1, 1, 2],
color: 'secondary',
mb: '-3px',
ml: '15px',
}}
x={0}
y={
yRange[units][city][1] -
(yRange[units][city][1] - yRange[units][city][0]) * 0.07
}
verticalAlign='bottom'
>
reference
</Label>
<Plot>
{data && (
<>
<Line
data={data[city]['ref'].map((d, i) => [
x[i],
convert(d, units),
])}
color={'secondary'}
width={2}
/>
<Line
data={data[city]['historical'].map((d, i) => [
x[i],
convert(d, units),
])}
color={'purple'}
width={2}
sx={{
strokeDasharray: '5,5',
opacity: applied === 'before' ? 1 : 0.5,
transition: 'opacity 0.15s',
}}
/>
{applied === 'after' && (
<Line
data={data[city]['historical-bc'].map((d, i) => [
x[i],
convert(d, units),
])}
color={'purple'}
width={2}
/>
)}
<Line
data={data[city]['ssp245-2030'].map((d, i) => [
x[i],
convert(d, units),
])}
color={'pink'}
width={2}
sx={{
strokeDasharray: '5,5',
opacity: applied === 'before' ? 1 : 0.5,
transition: 'opacity 0.15s',
}}
/>
{applied === 'after' && (
<Line
data={data[city]['ssp245-2030-bc'].map((d, i) => [
x[i],
convert(d, units),
])}
color={'pink'}
width={2}
/>
)}
<Line
data={data[city]['ssp245-2050'].map((d, i) => [
x[i],
convert(d, units),
])}
color={'red'}
width={2}
sx={{
strokeDasharray: '5,5',
opacity: applied === 'before' ? 1 : 0.5,
transition: 'opacity 0.15s',
}}
/>
{applied === 'after' && (
<Line
data={data[city]['ssp245-2050-bc'].map((d, i) => [
x[i],
convert(d, units),
])}
color={'red'}
width={2}
/>
)}
</>
)}
</Plot>
</Chart>
</Box>
</Box>
<FigureCaption number={2}>
Timeseries of WBGT in the shade for four example cities, with and
without bias-correction (dashed lines show “raw” and solid lines show
“bias-corrected”). Results are averaged over years for a historical
period (<Colors.Purple>1985-2014</Colors.Purple>) and two future periods{' '}
<Box as='span' sx={{ whiteSpace: 'nowrap' }}>
(<Colors.Pink>2020-2039</Colors.Pink>
</Box>{' '}
and{' '}
<Box as='span' sx={{ whiteSpace: 'nowrap' }}>
<Colors.Red>2040-2059</Colors.Red>)
</Box>
, from a single example GCM (ACCESS-CM2). The gray reference line shows
data from UHE-Daily. <UnitConverter units={units} setUnits={setUnits} />
</FigureCaption>
</>
)
}

export default BiasCorrection
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