Last updated: 2020-11-10

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Knit directory: Cant_eMLR/

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library(tidyverse)
library(patchwork)
library(scico)
library(scales)
library(metR)
library(marelac)
library(kableExtra)
library(threejs)

1 Data sources

cant estimates from this study:

  • Inventories (lat, lon)
cant_inv <-
  read_csv(here::here("data/mapping/_summarized_files",
                         "cant_inv.csv"))

2 Color scale

For ease of comparison with Gruber et al (2019) we adapt their color scale, including the ranges and breaks applied in various types of visualizations.

rgb2hex <- function(r, g, b)
  rgb(r, g, b, maxColorValue = 100)

cols = c(rgb2hex(95, 95, 95),
         rgb2hex(0, 0, 95),
         rgb2hex(100, 0, 0),
         rgb2hex(100, 100, 0))

Gruber_rainbow <- colorRampPalette(cols)

rm(rgb2hex, cols)

3 cant - positive

In a first series of plots we explore the distribution of cant, taking only positive estimates into account (positive here refers to the mean cant estimate across 10 eMLR model predictions available for each grid cell). Negative values were set to zero before calculating mean sections and inventories.

3.1 Inventory

3.1.1 Map

Column inventory of positive cant between the surface and 3000m water depth per horizontal grid cell (lat x lon).

breaks <- c(seq(0,16,2),Inf)
breaks_n <- length(breaks) - 1

cant_inv <- cant_inv %>% 
  mutate(cant_inv_pos_int = cut(cant_inv_pos, 
                                breaks,
                                right = FALSE)) %>% 
  mutate(eras = factor(eras, c("JGOFS_GO", "GO_new")))

cant_inv %>%
  filter(eras == "JGOFS_GO") %>%
  ggplot() +
  geom_raster(data = landmask,
              aes(lon, lat), fill = "grey30") +
  geom_raster(aes(lon, lat, fill = cant_inv_pos_int)) +
  coord_quickmap(expand = 0) +
  scale_fill_manual(values = Gruber_rainbow(breaks_n),
                    name = "cant") +
  theme(axis.title = element_blank(),
        axis.ticks = element_blank(),
        axis.text = element_blank(),
        legend.position = "bottom")

3.1.2 Interactive Globe

x <- cant_inv %>%
  filter(eras == "JGOFS_GO") %>%
  select(lon, lat, cant_inv_pos) %>%
  mutate(cant_col = as.character(cut(
    cant_inv_pos,
    breaks,
    Gruber_rainbow(breaks_n)
  )))


globejs(
  lat = x$lat,
  long = x$lon,
  color = x$cant_col,
  val = 0,
  pointsize = 2,
  bg = "white",
  rotationlong = -0.8,
  rotationlat = 0.3
)
rm(x)

sessionInfo()
R version 4.0.2 (2020-06-22)
Platform: x86_64-w64-mingw32/x64 (64-bit)
Running under: Windows 10 x64 (build 18363)

Matrix products: default

locale:
[1] LC_COLLATE=English_Germany.1252  LC_CTYPE=English_Germany.1252   
[3] LC_MONETARY=English_Germany.1252 LC_NUMERIC=C                    
[5] LC_TIME=English_Germany.1252    

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
 [1] threejs_0.3.3    igraph_1.2.5     kableExtra_1.1.0 marelac_2.1.10  
 [5] shape_1.4.4      metR_0.7.0       scales_1.1.1     scico_1.2.0     
 [9] patchwork_1.0.1  forcats_0.5.0    stringr_1.4.0    dplyr_1.0.0     
[13] purrr_0.3.4      readr_1.3.1      tidyr_1.1.0      tibble_3.0.3    
[17] ggplot2_3.3.2    tidyverse_1.3.0  workflowr_1.6.2 

loaded via a namespace (and not attached):
 [1] httr_1.4.2        jsonlite_1.7.0    viridisLite_0.3.0 here_0.1         
 [5] modelr_0.1.8      assertthat_0.2.1  blob_1.2.1        cellranger_1.1.0 
 [9] yaml_2.2.1        pillar_1.4.6      backports_1.1.8   glue_1.4.1       
[13] digest_0.6.25     promises_1.1.1    checkmate_2.0.0   rvest_0.3.6      
[17] colorspace_1.4-1  htmltools_0.5.0   httpuv_1.5.4      pkgconfig_2.0.3  
[21] broom_0.7.0       seacarb_3.2.13    haven_2.3.1       webshot_0.5.2    
[25] whisker_0.4       later_1.1.0.1     git2r_0.27.1      farver_2.0.3     
[29] generics_0.0.2    ellipsis_0.3.1    withr_2.2.0       cli_2.0.2        
[33] magrittr_1.5      crayon_1.3.4      readxl_1.3.1      evaluate_0.14    
[37] fs_1.4.2          fansi_0.4.1       xml2_1.3.2        oce_1.2-0        
[41] tools_4.0.2       data.table_1.13.0 hms_0.5.3         lifecycle_0.2.0  
[45] munsell_0.5.0     reprex_0.3.0      gsw_1.0-5         compiler_4.0.2   
[49] rlang_0.4.7       grid_4.0.2        rstudioapi_0.11   htmlwidgets_1.5.1
[53] crosstalk_1.1.0.1 labeling_0.3      base64enc_0.1-3   rmarkdown_2.3    
[57] testthat_2.3.2    gtable_0.3.0      DBI_1.1.0         R6_2.4.1         
[61] lubridate_1.7.9   knitr_1.30        rprojroot_1.3-2   stringi_1.4.6    
[65] Rcpp_1.0.5        vctrs_0.3.2       dbplyr_1.4.4      tidyselect_1.1.0 
[69] xfun_0.16