# Creation date (YYYY-MM-DD): 2021-07-08 
# File created by: John Fyfe
# email:john.fyfe@ec.gc.ca
# ========================
# GENERAL INFORMATION 
# 
# *Title 
# Readme for data for SPM Figure 8 from the Summary for Policymakers of the Working Group I (WGI) Contribution to the Intergovernmental Panel on Climate Change (IPCC) Sixth Assessment Report (AR6). 
# 
# *Data creators
# Name: John Fyfe, Baylor Fox-Kemper, Robert Kopp, Gregory Garner
# Institution: Environment and Climate Change Canada
# email: john.fyfe@ec.gc.ca
#
# *Comments: SSP: Shared Socioeconomic Pathways; GSAT: Global Surface Air Temperature.
#
#
# ========================
# DATA & FILE OVERVIEW
#
# List of all files and subfolders
# 
# --------------------------
# Panel a
#
# --------------------------
# filename 1: ‘tas_global_Historical.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: historical Global mean surface air temperature (GSAT) anomalies relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 1950-2014
#
# column_name 2: 5%
# long_name: "5% Percentile"
# units: Degrees C
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: Degrees C
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95% Percentile"
# units: Degrees C
# type (int/float/char): float
#
# --------------------------
# filename 2: ‘tas_global_SSP1-1.9.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP1-1.9 GSAT anomalies relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5% Percentile"
# units: Degrees C
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: Degrees C
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: Degrees C
# type (int/float/char): float
#
# --------------------------
# filename 3: ‘tas_global_SSP1-2.6.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP1-2.6 GSAT anomalies relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5% Percentile"
# units: Degrees C
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: Degrees C
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: Degrees C
# type (int/float/char): float
#
# --------------------------
# filename 4: ‘tas_global_SSP2-4.5.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP2-4.5 GSAT anomalies relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: Degrees C
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: Degrees C
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: Degrees C
# type (int/float/char): float
#
# --------------------------
# filename 5: ‘tas_global_SSP3-7.0.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP3-7.0 GSAT anomalies relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: Degrees C
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: Degrees C
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: Degrees C
# type (int/float/char): float
#
# --------------------------
# filename 6: ‘tas_global_SSP5-8.5.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP5-8.5 GSAT anomalies relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: Degrees C
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: Degrees C
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: Degrees C
# type (int/float/char): float
#
# --------------------------
# Panel b
#
# --------------------------
# filename 1: ‘sia_arctic_september_Historical.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: historical September sea-ice area relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 1950-2014
#
# column_name 2: 5%
# long_name: "5% Percentile"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: 10^6 km^2
# type (int/float/char): float
#
# --------------------------
# filename 2: ‘sia_arctic_september_SSP1-1.9.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP1-1.9 September sea-ice area relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: 10^6 km^2
# type (int/float/char): float
#
# --------------------------
# filename 3: ‘sia_arctic_september_SSP1-2.6.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP1-2.6 September sea-ice area relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: 10^6 km^2
# type (int/float/char): float
#
# --------------------------
# filename 4: ‘sia_arctic_september_SSP2-4.5.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP2-4.5 September sea-ice area relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: 10^6 km^2
# type (int/float/char): float
#
# --------------------------
# filename 5: ‘sia_arctic_september_SSP3-7.0.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP3-7.0 September sea-ice area relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: 10^6 km^2
# type (int/float/char): float
#
# --------------------------
# filename 6: ‘sia_arctic_september_SSP3-8.5.0.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP5-8.5 September sea-ice area relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: 10^6 km^2
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: 10^6 km^2
# type (int/float/char): float
#
# --------------------------
# Panel c
#
# --------------------------
# filename 1: ‘phos_global_Historical.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: historical Global ocean surface pH relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 1950-2014
#
# column_name 2: 5%
# long_name: "5% Percentile"
# units: none
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: none
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: none
# type (int/float/char): float
#
# --------------------------
# filename 2: ‘phos_global_SSP1-1.9.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP1-1.9 pH relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: none
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: none
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: none
# type (int/float/char): float
#
# --------------------------
# filename 3: ‘phos_global_SSP1-2.6.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP1-2.6 pH relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: none
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: none
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: none
# type (int/float/char): float
#
# --------------------------
# filename 4: ‘phos_global_SSP2-4.5.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP2-4.5 pH relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: none
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: none
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: none
# type (int/float/char): float
#
# --------------------------
# filename 5: ‘phos_global_SSP3-7.0.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP3-7.0 pH relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: none
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: none
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: none
# type (int/float/char): float
#
# --------------------------
# filename 6: ‘phos_global_SSP5-8.5.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 5%, Mean, 95% 
# comments: SSP5-8.5 pH relative to 1850-1900
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2015-2099
#
# column_name 2: 5%
# long_name: "5%"
# units: none
# type (int/float/char): float
#
# column_name 3: Mean
# long_name: "Mean"
# units: none
# type (int/float/char): float
#
# column_name 4: 95%
# long_name: "95%"
# units: none
# type (int/float/char): float
#
# --------------------------
# Panel d
#
# --------------------------
# filename 1: ‘global_sea_level_observed.csv’
# -----------------------
#
# N° of columns: 4
# Column headings: Year, 17%, Central, 83% 
# comments: historical sea level relative to 1900 from gauges (to 1992) and altimeters (1993 on) (offset 0.158 m vs. 1995-2014)
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 1950-2020
#
# column_name 2: 17%
# long_name: "17% Percentile"
# units: meter
# type (int/float/char): float
#
# column_name 3: Central
# long_name: "Central Estimate"
# units: meter
# type (int/float/char): float
#
# column_name 4: 83%
# long_name: "83%"
# units: meter
# type (int/float/char): float
#
# --------------------------
# filename 2: ‘global_sea_level_projected.csv’
# -----------------------
#
# N° of columns: 12
# Column headings: Year, SSP1-1.9 Central, SSP1-2.6 17%, SSP1-2.6 Central, SSP1-2.6 83%, SSP2-4.5 Central, SSP3-7.0 17%, SSP3-7.0 Central, SSP3-7.0 83%, SSP5-8.5 Central, SSP5-8.5 Low Confidence 83%, SSP5-8.5 Low Confidence 95%
# comments: AR6 sea level projections (decadal mean) relative to 1900 (offset 0.158 m vs. 1995-2014)
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2020-2100
#
# column_name 2: SSP1-1.9 Central
# long_name: "SSP1-1.9 Central Estimate"
# units: meter
# type (int/float/char): float
#
# column_name 3: SSP1-2.6 17%
# long_name: "SSP1-2.6 17%"
# units: meter
# type (int/float/char): float
#
# column_name 4: SSP1-2.6 Central
# long_name: "SSP1-2.6 Central Estimate"
# units: meter
# type (int/float/char): float
#
# column_name 5: SSP1-2.6 83%
# long_name: "SSP1-2.6 83%"
# units: meter
# type (int/float/char): float
#
# column_name 6: SSP2-4.5 Central
# long_name: "SSP2-4.5 Central Estimate"
# units: meter
# type (int/float/char): float
#
# column_name 7: SSP3-7.0 17%
# long_name: "SSP3-7.0 17%"
# units: meter
# type (int/float/char): float
#
# column_name 8: SSP3-7.0 Central
# long_name: "SSP3-7.0 Central Estimate"
# units: meter
# type (int/float/char): float
#
# column_name 9: SSP3-7.0 83%
# long_name: "SSP3-7.0 83%"
# units: meter
# type (int/float/char): float
#
# column_name 10: SSP5-8.5 Central
# long_name: "SSP5-8.5 Central Estimate"
# units: meter
# type (int/float/char): float
#
# column_name 11: SSP5-8.5 Low Confidence 83%
# long_name: "SSP5-8.5 including Low Confidence Processes 83%"
# units: meter
# type (int/float/char): float
#
# column_name 12: SSP5-8.5 Low Confidence 95%
# long_name: "SSP5-8.5 including Low Confidence Processes 95%"
# units: meter
# type (int/float/char): float
#
# --------------------------
# Panel e
#
# --------------------------
# filename 3: ‘global_sea_level_2300_assessed.csv’
# -----------------------
#
# N° of columns: 6
# Column headings: Year, SSP1-2.6 lower, SSP1-2.6 upper, SSP5-8.5 lower, SSP5-8.5 upper, SSP5-8.5 low confidence
# comments: AR6 assessed global mean sea level at 2300 relative to 1900 (offset 0.158 m vs. 1995-2014)
#
# column_name 1: Year
# long_name: time
# units: year
# type (int/float/char): int
# comments: 2300
#
# column_name 2: SSP1-2.6 lower
# long_name: "SSP1-2.6 lower estimate"
# units: meter
# type (int/float/char): float
#
# column_name 3: SSP1-2.6 upper
# long_name: "SSP1-2.6 upper estimate"
# units: meter
# type (int/float/char): float
#
# column_name 4: SSP5-8.5 lower
# long_name: "SSP5-8.5 lower estimate"
# units: meter
# type (int/float/char): float
#
# column_name 5: SSP5-8.5 upper
# long_name: "SSP5-8.5 upper estimate"
# units: meter
# type (int/float/char): float
#
# column_name 6: SSP5-8.5 low confidence
# long_name: "SSP5-8.5 upper estimate including low confidence processes"
# units: meter
# type (int/float/char): float
#
# ========================
