## ----setup, include=FALSE-----------------------------------------------------
knitr::opts_chunk$set(echo=T, warning=F, comment=NA, message=F, eval=F)
## ---- eval=FALSE--------------------------------------------------------------
# # Install remotes if not previously installed
# if(!"remotes" %in% installed.packages()[,"Package"]) install.packages("remotes")
#
# # Install rISIMIP from Github if not previously installed
# if(!"rISIMIP" %in% installed.packages()[,"Package"]) remotes::install_github("RS-eco/rISIMIP")
## -----------------------------------------------------------------------------
# library(rISIMIP)
## ----global_options-----------------------------------------------------------
# # Specify path of file directory
# #filedir <- "/media/matt/Data/Documents/Wissenschaft/Data/"
# filedir <- "/work/bb0820/ISIMIP/"
## ----install_processNC--------------------------------------------------------
# # Install processNC from Github if not previously installed
# if(!"processNC" %in% installed.packages()[,"Package"]) remotes::install_github("RS-eco/processNC")
## ----load_processNC-----------------------------------------------------------
# library(processNC)
## -----------------------------------------------------------------------------
# #Timeframes
# timeframe <- c("1845","1990","1995","2009","2010","2020","2026","2032","2048",
# "2050","2052", "2056","2080","2100","2150","2200","2250")
# startyear <- c(1830,1976,1980,1995,1996,2006,2012,2018,2034,
# 2036,2038,2042,2066,2086,2136,2186,2236)
# endyear <- c(1859,2005,2009,2024,2025,2035,2041,2047,2063,
# 2065,2067,2071,2095,2115,2165,2215,2265)
# timeperiods <- data.frame(timeframe=timeframe, startyear=startyear,endyear=endyear)
#
# #Climate variables
# vars <- c("tasmin", "tasmax", "pr")
#
# #Climate models
# models <- c("GFDL-ESM2M", "HadGEM2-ES", "IPSL-CM5A-LR", "MIROC5")
#
# #RCP scenarios
# rcps <- c("rcp26", "rcp60")
#
# #Create list of variable, climate model and time frame combination
# var_mod_time <- expand.grid(var = vars, model = models,
# timeframe = timeframe, rcp = rcps)
#
# # Add historical scenario
# df <- expand.grid(rcp="historical", var=vars, model=models, timeframe = "1990")
# var_mod_time <- rbind(df, var_mod_time)
#
# # Add EWEMBI scenario
# df <- expand.grid(rcp="1995", var=vars, model="EWEMBI", timeframe = "1995")
# var_mod_time <- rbind(df, var_mod_time)
#
# # Add piControl scenario
# df <- expand.grid(rcp="piControl", var=vars, model=models, timeframe = "1845")
# var_mod_time <- rbind(df, var_mod_time)
# rm(vars, models, timeframe, rcps)
#
# var_mod_time <- dplyr::left_join(var_mod_time, timeperiods, by="timeframe"); rm(timeperiods)
## ---- eval=F------------------------------------------------------------------
# # Run summariseNC for all combinations
# lapply(1:nrow(var_mod_time), FUN=function(x){
# files <- listISIMIP(path=filedir, var=var_mod_time$var[x], extent="global",
# model=var_mod_time$model[x],
# scenario=var_mod_time$rcp[x],
# startyear=var_mod_time$startyear[x],
# endyear=var_mod_time$endyear[x])
# filename1 <- paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/global/",
# var_mod_time$rcp[x], "/monthly_",
# var_mod_time$var[x], "_", var_mod_time$model[x], "_",
# var_mod_time$rcp[x], "_", var_mod_time$timeframe[x],
# ".nc4")
# if(length(files)==4){
# if(!file.exists(filename1)){
# data_sub <- summariseNC(files=files,
# startdate=var_mod_time$startyear[x],
# enddate=var_mod_time$endyear[x],
# filename1=filename1, format="CDF",
# overwrite=FALSE)
# }
# }
# print(x/nrow(var_mod_time)*100)
# })
# #system("shutdown -s -f")
## ---- eval=F------------------------------------------------------------------
# #Turn var_mod_time into correct order
# var_mod_time <- dplyr::arrange(var_mod_time, rcp, model, var)
#
# #Create outfile list
# var_mod_time$outfile <- sapply(1:nrow(var_mod_time), FUN=function(x){
# paste0(filedir, "/ISIMIP2b/", var_mod_time$var[x], "_day_", var_mod_time$model[x], "_",
# var_mod_time$rcp[x], "_", floor(var_mod_time$startyear[x]/10)*10+1, "_",
# ceiling(var_mod_time$endyear[x]/10)*10, ".nc4")
# })
# outfiles <- unique(var_mod_time$outfile)
#
# #Create oufile2 list
# var_mod_time$outfile2 <- sapply(1:nrow(var_mod_time), FUN=function(x){
# paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/global/", var_mod_time$rcp[x], "/monthly_", var_mod_time$var[x], "_",
# var_mod_time$model[x], "_", var_mod_time$rcp[x], "_", var_mod_time$timeframe[x], ".nc4")
# })
#
# #Run mergeNC for all unique outfiles
# lapply(outfiles, FUN=function(x){
# # Subset var_mod_time according to outfiles
# var_mod_sub <- var_mod_time[var_mod_time$outfile == x,]
#
# if(any(!file.exists(var_mod_sub$outfile2))){
# # List ISIMIP2b files
# files <- rISIMIP::listISIMIP(path=paste0(filedir,
# "/ISIMIP2b/InputData/GCM/"),
# var=var_mod_sub$var[1],
# extent="global", model=var_mod_sub$model[1],
# scenario=var_mod_sub$rcp[1],
# startyear=var_mod_sub$startyear[1], endyear=var_mod_sub$endyear[1])
# files <- Filter(Negate(is.na), files)
# if(all(var_mod_sub$startyear >= 2006 & length(files)==4) |
# all(var_mod_sub$startyear < 2006 & length(files) == 5) |
# all(var_mod_sub$rcp == "piControl" & length(files) == 4) |
# all(var_mod_sub$rcp == "historical" & length(files) == 4)){
# if(!file.exists(x)){
# processNC::mergeNC(files, x)
# }
# # Run aggregateNC for all combinations
# lapply(1:nrow(var_mod_sub), FUN=function(y){
# if(!file.exists(var_mod_sub$outfile2[y])){
# processNC::aggregateNC(infile=x, outfile=var_mod_sub$outfile2[y],
# var=var_mod_sub$var[y],
# startdate=var_mod_sub$startyear[y],
# enddate=var_mod_sub$endyear[y])
# }
# })
# file.remove(x)
# } else{
# print(files)
# }
# }
# })
# #system("shutdown -s -f")
## ----filelist-----------------------------------------------------------------
# #List all tasmin and tasmax files
# tmin_files <- list.files(
# paste0(getwd(), "/ISIMIP2b/DerivedInputData/GCM/global/"),
# pattern="monthly_tasmin_.*\\.nc4", full.names=T, recursive=T)
# tmax_files <- list.files(
# paste0(getwd(), "/ISIMIP2b/DerivedInputData/GCM/global/"),
# pattern="monthly_tasmax_.*\\.nc4", full.names=T, recursive=T)
#
# # List precipitation files
# prec_files <- list.files(
# paste0(getwd(), "/ISIMIP2b/DerivedInputData/GCM/global/"),
# pattern="monthly_pr_.*\\.nc4", full.names=T, recursive=T)
#
# # Select certain years
# years <- unique(var_mod_time$timeframe)[c(2,4:13)]
#
# tmin_files <- unlist(lapply(years, function(x) tmin_files[grep(tmin_files, pattern=x)]))
# tmax_files <- unlist(lapply(years, function(x) tmax_files[grep(tmax_files, pattern=x)]))
# prec_files <- unlist(lapply(years, function(x) prec_files[grep(prec_files, pattern=x)]))
#
# # Check tmin, tmax and prec files are identical,
# #not just same number of files
## ----landonly, eval=F---------------------------------------------------------
# # Read landonly mask
# data("landseamask_generic", package="rISIMIP")
#
# # Mask data by landonly mask
# library(raster)
# tmin_lo <- lapply(tmin_files, FUN=function(x) mask(stack(x), landseamask_generic))
# tmax_lo <- lapply(tmax_files, FUN=function(x) mask(stack(x), landseamask_generic))
# prec_lo <- lapply(prec_files, FUN=function(x) mask(stack(x), landseamask_generic))
#
# plot(tmin_lo[[5]])
# plot(tmax_lo[[5]])
# plot(prec_lo[[5]])
#
# # Merge lists into one list
# data_lo <- c(tmin_lo, tmax_lo, prec_lo)
# data_files <- c(tmin_files, tmax_files, prec_files)
#
# # Save to file in landonly subfolder
# mapply(FUN=function(x,y){
# filename <- sub(".nc4", "_landonly.nc", gsub("global", "landonly", y))
# if(!file.exists(sub(".nc4", ".nc", filename))){
# x <- stack(x)
# #x <- as.data.frame(rasterToPoints(x))
# #colnames(x) <- c("x", "y", month.abb)
# raster::writeRaster(x, filename=filename, format="CDF",
# xname="lon", yname="lat", zname="time",
# zunit="years since 1661-1-1 00:00:00",
# force_v4=TRUE, compression=9)
# }
# }, x=data_lo, y=data_files)
#
# # Change file ending to .nc4
# lapply(data_files, function(x){
# file.rename(sub(".nc4", "_landonly.nc",
# gsub("global", "landonly", x)), sub(".nc4", "_landonly.nc4",
# gsub("global", "landonly", x)))
# })
## ----units, eval=F------------------------------------------------------------
# #Turn climate data into right units (degree Celsius and mm)
#
# #Convert temperature from Kelvin to degree Celsius
# tmin_lo <- lapply(tmin_lo, FUN=function(x){
# raster::calc(x, fun=function(x){x-273.15})
# })
# tmax_lo <- lapply(tmax_lo, FUN=function(x){
# raster::calc(x, fun=function(x){x-273.15})
# })
#
# # Convert precipitation from kg m-2 s-1 to kg m-2 day-1
# prec_lo <- lapply(prec_lo, FUN=function(x){
# raster::calc(x, fun=function(x){x*86400})
# })
#
# plot(tmin_lo[[1]][[1]])
# plot(tmax_lo[[1]][[1]])
# plot(prec_lo[[1]][[1]])
## ----bioclim, eval=F----------------------------------------------------------
# library(raster)
#
# # Create list with bioclim names
# bioclim_names <- gsub(x = prec_files, pattern = "\\monthly_pr",
# replacement = "bioclim")
# bioclim_names <- sub(".nc4", "_landonly.nc",
# gsub("global", "landonly", bioclim_names))
#
# # Calculate bioclim variables for all models and time frames and save to file
# bioclim <- mapply(FUN=function(x,y,z,name){
# if(!file.exists(sub(".nc4", ".nc", name))){
# bio <- dismo::biovars(tmin=x, tmax=y, prec=z)
# raster::writeRaster(bio, filename=sub(".nc4", ".nc", name), format="CDF",
# xname="lon", yname="lat", zname="time",
# zunit="years since 1661-1-1 00:00:00",
# force_v4=TRUE, compression=9)
# }
# }, x=tmin_lo, y=tmax_lo, z=prec_lo, name=bioclim_names)
#
# # Change file name from .nc to .nc4
# bioclim_files <- list.files(
# paste0(getwd(), "/ISIMIP2b/DerivedInputData/GCM/landonly"),
# pattern="bioclim_.*\\.nc", full.names=T, recursive=T)
# #lapply(bioclim_files, function(x) raster::extension(x, ".nc4"))
# file.rename(bioclim_files, sub(".nc", ".nc4", bioclim_files))
## -----------------------------------------------------------------------------
# bioclim_files <- list.files(
# paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/landonly"),
# pattern="bioclim_.*\\.nc4", full.names=T, recursive=T)
# bioclim <- lapply(bioclim_files, raster::stack)
#
# # Need to implement bioclim_names here!
# #bioclim_names
#
# # List internal bioclim files
# #(bioclim_files <- list.files("data", pattern="bioclim_.*\\landonly.rda",
# # full.names=T, recursive=T))
## ---- eval=FALSE--------------------------------------------------------------
# # Install ggmap2 package from Github
# devtools::install_github("RS-eco/ggmap2")
## -----------------------------------------------------------------------------
# library(ggmap2)
## ---- eval=FALSE--------------------------------------------------------------
# # Read tas landonly data files
# tas <- lapply(
# list.files(paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/landonly/historical"),
# pattern="monthly_tas_.*\\.nc", full.names=TRUE), stack)
#
# # Create Map
# createMap(tas[[1]], name="tas", subnames=month.abb,
# split=FALSE, ncol=3, width=12, height=8, units="in", dpi=100)
## ---- bioclim_2050, eval=FALSE------------------------------------------------
# # Read Bioclim data files
# bioclim_2050 <- lapply(list.files(paste0(filedir, "ISIMIP2b/ProcessedData/bioclim"),
# pattern="rcp_2050.nc", full.names=TRUE), stack)
#
# # Create Map of bioclim data
# bio04_2050 <- stack(lapply(bioclim_2050, function(x) x[[4]]))
# createMap(bioclim[[20]][[4]], name="Bio04", split=FALSE, ncol=2, width=8, height=12, units="in", filename=NA, dpi=100)
## ----eval=FALSE, echo=FALSE---------------------------------------------------
# # Create maps for all variables, all models, all scenarios and all timeframes
# vars <- c("hurs", "huss", "tas", "tasmin", "tasmax", "pr")
# #scenarios <- c("historical", "rcp26", "rcp60")
#
# files <- sapply(vars, function(x) list.files(paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/landonly/"), pattern=paste0("monthly_", x, "_.*\\.nc"), full.names=T, recursive=T))
# files <- do.call("c", files)
#
# mapply(FUN=function(data,name) createMap(data=data, name=x, subnames=month.abb, split=FALSE, ncol=3, width=12, height=8, units="in", filename=name, dpi=100), data=lapply(files, stack), name=sapply(files, FUN=function(x) paste0("figures/", sub(".grd", ".tiff", basename(x)))))
## ---- eval=FALSE--------------------------------------------------------------
# library(readr)
# tmax_files <- list.files("/media/matt/Data/Documents/Wissenschaft/Data/ISIMIP2b/DerivedInputData/30yr_climate/", pattern="monthly_tasmax_.*\\.nc", full.names=TRUE, recursive=T)
# for(i in 1:length(tmax_files)){
# tasmax <- stack(tmax_files[i])
# tasmax_df <- as.data.frame(rasterToPoints(tasmax))
# colnames(tasmax_df) <- c("x", "y", month.abb)
# ggplot() + geom_raster(data=tasmax_df, aes(x=x, y=y, fill=Jul)) +
# scale_fill_gradientn(colours=
# colorRampPalette(c("#00007F", "blue", "#007FFF", "cyan",
# "#7FFF7F", "yellow",
# "#FF7F00", "red", "#7F0000"))(255))
# ggsave(sub(pattern=".grd", ".png", tmax_files[i]))
# readr::write_csv(tasmax_df, sub(pattern=".grd", ".csv", tmax_files[i]))
# }
# file.remove(tmax_files)
# file.remove(sub(pattern=".grd", ".gri", tmax_files))
#
# bioclim_files <- list.files("/media/matt/Data/Documents/Wissenschaft/Data/ISIMIP2b/DerivedInputData/30yr_climate/rcp85",
# pattern="bioclim_.*\\.nc4", full.names=TRUE, recursive=T)
# for(i in 1:length(bioclim_files)){
# bioclim <- stack(bioclim_files[i])
# bioclim_df <- as.data.frame(rasterToPoints(bioclim))
# colnames(bioclim_df) <- c("x", "y", paste0("bio", 1:19))
# ggplot() + geom_tile(data=bioclim_df, aes(x=x, y=y, fill=bio5)) +
# scale_fill_gradientn(colours=
# colorRampPalette(c("#00007F", "blue", "#007FFF", "cyan",
# "#7FFF7F", "yellow",
# "#FF7F00", "red", "#7F0000"))(255)) +
# geom_sf()
# ggsave(sub(pattern=".nc4", ".png", bioclim_files[i]))
# readr::write_csv(bioclim_df, sub(pattern=".nc4", ".csv.xz", bioclim_files[i]))
# }
# file.remove(bioclim_files)
## -----------------------------------------------------------------------------
# bioclim_1995 <- read.csv(list.files(
# paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/landonly"),
# pattern="bioclim_EWEMBI.*\\.nc",
# full.names=T, recursive=T))[,c("x", "y", "bio4", "bio5", "bio12", "bio15", "bio18", "bio19")]
# bioclim_1995$year <- 1995
# bioclim_1995 <- tidyr::gather(bioclim_1995, var, value, -c(x,y,year))
# bioclim_1995 <- tidyr::spread(bioclim_1995, year, value)
#
# bioclim_fut <- c(list.files(
# paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/landonly"),
# pattern="bioclim_.*2050.*\\.csv.xz", full.names=T, recursive=T), list.files(
# paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/landonly"),
# pattern="bioclim_.*2080.*\\.csv.xz", full.names=T, recursive=T))
# bioclim_fut <- lapply(bioclim_fut, function(x){
# data <- read.csv(x)
# data$year <- strsplit(basename(x), split="_")[[1]][4]
# data$model <- strsplit(basename(x), split="_")[[1]][2]
# data$scenario <- strsplit(basename(x), split="_")[[1]][3]
# return(data)
# })
# bioclim_fut <- do.call("rbind", bioclim_fut)
#
# library(dplyr)
# bioclim_fut <- bioclim_fut %>%
# dplyr::select(c(x,y,model,scenario,year,bio4,bio5,bio12,bio15,bio18,bio19))
# bioclim_fut <- tidyr::gather(bioclim_fut, var, value, -c(x,y,model,scenario,year))
# bioclim_fut <- tidyr::spread(bioclim_fut, year, value)
#
# # Calculate delta climate
# bioclim_all <- left_join(bioclim_fut, bioclim_1995, by=c("x", "y", "var"))
# delta_climate <- bioclim_all %>%
# mutate_at(vars(`2050`:`2080`), funs(. - bioclim_all$`1995`)) %>% dplyr::select(-c(`1995`))
# delta_climate <- tidyr::gather(delta_climate, year, value, -c(x,y,model,scenario,var))
# delta_climate <- delta_climate %>% group_by(x,y,scenario,var, year) %>%
# summarise(value=mean(value, na.rm=TRUE))
#
# #Subset data for plotting
# lapply(c("2050", "2080"), function(x){
# climate <- delta_climate[delta_climate$year == x,]
# climate <- climate %>% tidyr::unite(year, scenario, col="time_rcp")
# climate$time_rcp <- factor(climate$time_rcp, labels=c(paste0(x, " RCP2.6"),
# paste0(x, " RCP6.0")))
# data(outline, package="ggmap2")
# library(ggplot2)
# p1 <- ggplot() +
# geom_raster(data=climate[climate$var == "bio4",], aes(x=x, y=y, fill=value)) +
# facet_wrap(~ time_rcp, ncol=2) +
# geom_polygon(data=outline, aes(x=long,y=lat, group=group),
# fill="transparent", colour="black") +
# scale_fill_gradientn(name="Temperature \nseasonality", colours=rev(colorRampPalette(
# c("#00007F", "blue", "#007FFF", "cyan", "white", "yellow",
# "#FF7F00", "red", "#7F0000"))(255)), values=scales::rescale(unique(c(seq(min(climate$value[climate$var == "bio4"]), 0, length=5), seq(0, max(climate$value[climate$var == "bio4"]), length=5)))), na.value="transparent") +
# theme_classic() + theme(axis.title = element_blank(), axis.line = element_blank(),
# axis.ticks = element_blank(), axis.text = element_blank(),
# panel.grid = element_blank(),
# strip.background= element_blank(),
# strip.placement = "outside",
# strip.text = element_text(size=10, face="bold"),
# rect = element_rect(fill = "transparent")) +
# coord_quickmap(xlim=c(-180,180), ylim=c(-60,85), expand=FALSE)
# p2 <- ggplot() +
# geom_raster(data=climate[climate$var == "bio12",], aes(x=x, y=y, fill=value)) +
# facet_wrap(~ time_rcp, ncol=2) +
# geom_polygon(data=outline, aes(x=long,y=lat, group=group),
# fill="transparent", colour="black") +
# scale_fill_gradientn(name="Annual \nprecipitation", colours=colorRampPalette(
# c("#00007F", "blue", "#007FFF", "cyan", "white", "yellow",
# "#FF7F00", "red", "#7F0000"))(255),
# values=scales::rescale(unique(c(seq(min(climate$value[climate$var == "bio12"]),
# 0, length=5), seq(0, max(climate$value[climate$var == "bio12"]), length=5)))), na.value="transparent") +
# theme_classic() + theme(axis.title = element_blank(),axis.line = element_blank(),
# axis.ticks = element_blank(), axis.text = element_blank(),
# panel.grid = element_blank(),
# strip.background= element_blank(),
# strip.placement = "outside",
# strip.text = element_blank(),
# rect = element_rect(fill = "transparent")) +
# coord_quickmap(xlim=c(-180,180), ylim=c(-60,85), expand=FALSE)
# p3 <- ggplot() +
# geom_raster(data=climate[climate$var == "bio19",], aes(x=x, y=y, fill=value)) +
# facet_wrap(~ time_rcp, ncol=2) +
# geom_polygon(data=outline, aes(x=long,y=lat, group=group),
# fill="transparent", colour="black") +
# scale_fill_gradientn(name="Precipitation \nof coldest \nquarter",
# colours=colorRampPalette(
# c("#00007F", "blue", "#007FFF", "cyan", "white", "yellow",
# "#FF7F00", "red", "#7F0000"))(255), values=scales::rescale(unique(c(seq(min(climate$value[climate$var == "bio19"]), 0, length=5), seq(0, max(climate$value[climate$var == "bio19"]), length=5)))), na.value="transparent") +
# theme_classic() + theme(axis.title = element_blank(),axis.line = element_blank(),
# axis.ticks = element_blank(), axis.text = element_blank(),
# panel.grid = element_blank(),
# strip.background= element_blank(),
# strip.placement = "outside", strip.text = element_blank(),
# rect = element_rect(fill = "transparent")) +
# coord_quickmap(xlim=c(-180,180), ylim=c(-60,85), expand=FALSE)
#
# # Turn plots into grob elements
# p <- lapply(list(p1,p2,p3), ggplotGrob)
# p <- rbind(p[[1]], p[[2]], p[[3]], size="first")
# for (i in which(p$layout$name == "guide-box")) {
# p$grobs[[i]] <- p$grobs[[i]]$grobs[[1]]
# }
# png(file=paste0("figures/top_clim_change_", x, ".png"),
# width=10, height=6, unit="in", res=600)
# grid::grid.draw(p)
# dev.off()
# })
#
# lapply(c("2050", "2080"), function(time){
# climate <- delta_climate[delta_climate$year == time,]
# climate <- climate %>% tidyr::unite(year, scenario, col="time_rcp")
# climate$time_rcp <- factor(climate$time_rcp, labels=c(paste0(time, " RCP2.6"),
# paste0(time, " RCP6.0")))
# data(outline, package="ggmap2")
# library(ggplot2)
# p1 <- ggplot() +
# geom_raster(data=climate[climate$var == "bio5",], aes(x=x, y=y, fill=value)) +
# facet_wrap(~ time_rcp, ncol=2) +
# geom_polygon(data=outline, aes(x=long,y=lat, group=group),
# fill="transparent", colour="black") +
# scale_fill_gradientn(name="Maximum \ntemperature", colours=rev(colorRampPalette(
# c("#00007F", "blue", "#007FFF", "cyan", "white", "yellow",
# "#FF7F00", "red", "#7F0000"))(255)),
# values=scales::rescale(unique(c(seq(min(climate$value[climate$var == "bio5"]), 0, length=5), seq(0, max(climate$value[climate$var == "bio5"]), length=5)))), na.value="transparent") +
# theme_classic() + theme(axis.title = element_blank(),axis.line = element_blank(),
# axis.ticks = element_blank(), axis.text = element_blank(),
# panel.grid = element_blank(), strip.background= element_blank(),
# strip.placement = "outside", strip.text = element_text(size=10, face="bold"),
# rect = element_rect(fill = "transparent")) +
# coord_quickmap(xlim=c(-180,180), ylim=c(-60,85), expand=FALSE)
# p2 <- ggplot() +
# geom_raster(data=climate[climate$var == "bio15",], aes(x=x, y=y, fill=value)) +
# facet_wrap(~ time_rcp, ncol=2) +
# geom_polygon(data=outline, aes(x=long,y=lat, group=group),
# fill="transparent", colour="black") +
# scale_fill_gradientn(name="Precipitation \nseasonality", colours=colorRampPalette(
# c("#00007F", "blue", "#007FFF", "cyan", "white", "yellow",
# "#FF7F00", "red", "#7F0000"))(255), values=scales::rescale(unique(c(seq(min(climate$value[climate$var == "bio15"]), 0, length=5), seq(0, max(climate$value[climate$var == "bio15"]), length=5)))), na.value="transparent") +
# theme_classic() + theme(axis.title = element_blank(),axis.line = element_blank(),
# axis.ticks = element_blank(), axis.text = element_blank(),
# panel.grid = element_blank(), strip.background= element_blank(),
# strip.placement = "outside", strip.text = element_blank(),
# rect = element_rect(fill = "transparent")) +
# coord_quickmap(xlim=c(-180,180), ylim=c(-60,85), expand=FALSE)
# p3 <- ggplot() +
# geom_raster(data=climate[climate$var == "bio18",], aes(x=x, y=y, fill=value)) +
# facet_wrap(~ time_rcp, ncol=2) +
# geom_polygon(data=outline, aes(x=long,y=lat, group=group),
# fill="transparent", colour="black") +
# scale_fill_gradientn(name="Precipitation \nof warmest \nquarter",
# colours=colorRampPalette(
# c("#00007F", "blue", "#007FFF", "cyan", "white", "yellow",
# "#FF7F00", "red", "#7F0000"))(255), values=scales::rescale(unique(c(seq(min(climate$value[climate$var == "bio18"]), 0, length=5), seq(0, max(climate$value[climate$var == "bio18"]), length=5)))), na.value="transparent") +
# theme_classic() + theme(axis.title = element_blank(),axis.line = element_blank(),
# axis.ticks = element_blank(), axis.text = element_blank(),
# panel.grid = element_blank(), strip.background= element_blank(),
# strip.placement = "outside", strip.text = element_blank(),
# rect = element_rect(fill = "transparent")) +
# coord_quickmap(xlim=c(-180,180), ylim=c(-60,85), expand=FALSE)
#
# # Turn plots into grob elements
# p <- lapply(list(p1,p2,p3), ggplotGrob)
# p <- rbind(p[[1]], p[[2]], p[[3]], size="first")
# for (i in which(p$layout$name == "guide-box")) {
# p$grobs[[i]] <- p$grobs[[i]]$grobs[[1]]
# }
# png(file=paste0("figures/low_clim_change_", time, ".png"),
# width=10, height=6, unit="in", res=600)
# grid::grid.draw(p)
# dev.off()
# })
## ---- boxplot_bio-------------------------------------------------------------
# #' Create maps and plots of climate data
#
# filedir <- "/home/mabi/Documents/Wissenschaft/Data"
# filedir <- "E:/Data"
#
# # Get climate files (csv with xy and BioClimVar)
# clim_data <- list.files(paste0(filedir, "/ISIMIP2b/DerivedInputData/GCM/landonly"), pattern="bioclim",
# recursive=TRUE, full.names=TRUE)
#
# # Retrieve information on Model, RCP and timeframe
# models <- lapply(clim_data, function(x) strsplit(basename(x), split="_")[[1]][2])
# rcps <- lapply(clim_data, function(x) strsplit(basename(x), split="_")[[1]][3])
# times <- lapply(clim_data, function(x) strsplit(basename(x), split="[.;_]")[[1]][4])
#
# # Read in future climate files
# clim_data <- lapply(clim_data, function(x) readr::read_csv(x))
#
# # Add column for model type, rcp and timeframe to each list
# clim_data<- Map(cbind, clim_data, model = models, rcp = rcps, time = times)
#
# # Turn climate data into dataframe
# clim_data <- do.call("rbind", clim_data)
#
# # Adjust EWEMBI data
# str(clim_data)
# clim_data$time <- as.character(clim_data$time)
# clim_data$time[clim_data$model == "EWEMBI"] <- 1995
# clim_data$time <- as.numeric(clim_data$time)
# clim_data$rcp <- as.character(clim_data$rcp)
# clim_data$rcp[clim_data$model == "EWEMBI"] <- "rcp26"
# clim_ewembi <- clim_data[clim_data$model == "EWEMBI",]
# clim_ewembi$rcp <- "rcp60"
# clim_data <- rbind(clim_data, clim_ewembi); rm(clim_ewembi)
#
# # Only select bio4, bio5, bio12, bio15, bio18 bio19
# library(dplyr); library(tidyr)
# clim_data <- clim_data %>% select(x, y, bio4, bio5, bio12, bio15, bio18,
# bio19, model, rcp, time) %>%
# gather(key=var, value=value, -c(x, y, model, rcp, time))
# clim_data$var <- factor(clim_data$var,
# levels=c("bio4", "bio5", "bio12", "bio15", "bio18", "bio19"),
# labels=c("Bio 4", "Bio 5", "Bio 12", "Bio 15", "Bio 18", "Bio 19"))
#
# library(rISIMIP)
# data("landseamask_generic", package="rISIMIP")
# area <- raster::area(landseamask_generic)
# area <- as.data.frame(rasterToPoints(area))
# colnames(area) <- c("x", "y", "area")
#
# # Add area of each cell to clim_data
# isimip_area <- isimip_area
# clim_data <- left_join(clim_data, isimip_area, by=c("x", "y"))
#
# # Create line graph
# clim_data <- left_join(clim_data, area, by=c("x", "y"))
# clim_mean <- clim_data %>% filter(time %in% c(1995, 2020, 2050, 2080)) %>%
# group_by(model, rcp, time, var) %>% summarise(mean=weighted.mean(value, w=area, na.rm=TRUE))
# ggplot(data=clim_mean,
# aes(x=time, y=mean,
# colour=factor(model), linetype=factor(rcp))) + geom_point() +
# geom_line() +
# labs(x="", y="") +
# facet_wrap(~ var, scales="free_y", ncol=2) +
# scale_x_continuous(breaks=c(1995,2020, 2050,2080)) +
# scale_colour_discrete(name="Model") +
# scale_linetype_discrete(name="Scenario") +
# theme_bw() + theme(strip.background= element_blank(),
# legend.background = element_rect(fill = NA),
# panel.spacing.x=unit(0.25, "lines"),
# panel.spacing.y=unit(0.25, "lines"))
# ggsave("figures/model_variables_1995_2080.pdf", width=9, height=6, dpi=600)
#
# # Load GitHub package
# library(ggmap2)
#
# #Plot Map of current climate data
# clim_data_wide <-
# createMap(data=clim_data_wide, name="Bio4")
#
# # Plot Map of future climate data
# climSub <- clim[c(1,2,6,22,23,24)]
# climSub <- climSub[climSub$rcp == "rcp26",]
# colnames(climSub) <- c("x", "y", "value", "var", "rcp", "var2")
# createMap(data=climSub, split=FALSE, facet_grid = TRUE, long=TRUE)
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