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| Type: Package | ||
| Package: magpie4 | ||
| Title: MAgPIE outputs R package for MAgPIE version 4.x | ||
| Version: 1.206.21 | ||
| Date: 2024-04-17 | ||
| Version: 1.206.22 | ||
| Date: 2024-04-19 | ||
| Authors@R: c( | ||
| person("Benjamin Leon", "Bodirsky", , "[email protected]", role = c("aut", "cre")), | ||
| person("Florian", "Humpenoeder", , "[email protected]", role = "aut"), | ||
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| #' @title ForestYield | ||
| #' @description reads timber yield out of a MAgPIE gdx file | ||
| #' | ||
| #' @description calculates timber yield out of a MAgPIE gdx file | ||
| #' | ||
| #' @export | ||
| #' | ||
| #' @param gdx GDX file | ||
| #' @param file a file name the output should be written to using write.magpie | ||
| #' @param level Level of regional aggregation; "cell", "reg" (regional), "glo" (global), "regglo" (regional and global) or any secdforest aggregation level defined in superAggregate | ||
| #' @details Forest yield for timber production | ||
| #' @return Forest yield for timber production | ||
| #' @author Abhijeet Mishra | ||
| #' @return Forest yield for timber production in tDM per ha per year | ||
| #' @author Abhijeet Mishra, Florian Humpenoeder | ||
| #' @importFrom gdx readGDX out | ||
| #' @importFrom magclass clean_magpie dimSums collapseNames setYears write.magpie | ||
| #' @importFrom luscale superAggregate | ||
| #' @examples | ||
| #' | ||
| #' | ||
| #' \dontrun{ | ||
| #' x <- ForestYield(gdx) | ||
| #' } | ||
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| ForestYield <- function(gdx, file=NULL, level="cell"){ | ||
| a <- NULL | ||
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| if(as.numeric(readGDX(gdx, "s32_hvarea")) > 0 & as.numeric(readGDX(gdx, "s35_hvarea")) > 0) { | ||
| if (level == "cell") { | ||
| #### Production and harvest area calculations | ||
| ov73_prod_forestry <-dimSums(readGDX(gdx,"ov_prod_forestry","ov73_prod_forestry",select = list(type="level")),dim=3) | ||
| ov73_hvarea_forestry <- dimSums(readGDX(gdx,"ov32_hvarea_forestry","ov73_hvarea_forestry","ov_hvarea_forestry",react = "silent",select = list(type="level")),dim=3) | ||
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| ov73_prod_natveg_secdf <- dimSums(readGDX(gdx,"ov_prod_natveg","ov73_prod_natveg",select = list(type="level"))[,,"secdforest"],dim=3) | ||
| ov_hvarea_secdf <- dimSums(readGDX(gdx,"ov35_hvarea_secdforest","ov_hvarea_secdforest",select = list(type="level")),dim=3) | ||
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| ov73_prod_natveg_primf <- dimSums(readGDX(gdx,"ov_prod_natveg","ov73_prod_natveg",select = list(type="level"))[,,"primforest"],dim=3) | ||
| ov_hvarea_primf <- dimSums(readGDX(gdx,"ov35_hvarea_primforest","ov_hvarea_primforest",select = list(type="level")),dim=3) | ||
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| ov73_prod_natveg_other <- dimSums(readGDX(gdx,"ov_prod_natveg","ov73_prod_natveg",select = list(type="level"))[,,"other"],dim=3) | ||
| ov_hvarea_other <- dimSums(readGDX(gdx,"ov35_hvarea_other","ov73_hvarea_other","ov_hvarea_other",react = "silent",select = list(type="level")),dim=3) | ||
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| #### Yield calculations | ||
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| ## Plantations | ||
| yield_forestry <- ov73_prod_forestry/ov73_hvarea_forestry | ||
| if(any(is.na(range(yield_forestry)))){ | ||
| yield_forestry[is.na(yield_forestry)] <- 0 | ||
| } | ||
| if(any(is.infinite(range(yield_forestry)))){ | ||
| div0 <- where(ov73_prod_forestry != 0 & ov73_hvarea_forestry == 0)$true$regions | ||
| yield_forestry[is.infinite(yield_forestry)] <- 0 | ||
| } | ||
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| ## Secondary forest | ||
| yield_secdf <- ov73_prod_natveg_secdf/ov_hvarea_secdf | ||
| if(any(is.na(range(yield_secdf)))){ | ||
| yield_secdf[is.na(yield_secdf)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield_secdf)))){ | ||
| div0 <- where(ov73_prod_natveg_secdf != 0 & ov_hvarea_secdf == 0)$true$regions | ||
| yield_secdf[is.infinite(yield_secdf)] <- 0 | ||
| } | ||
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| ## Primary forest | ||
| yield_primf <- ov73_prod_natveg_primf/ov_hvarea_primf | ||
| if(any(is.na(range(yield_primf)))){ | ||
| yield_primf[is.na(yield_primf)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield_primf)))){ | ||
| div0 <- where(ov73_prod_natveg_primf != 0 & ov_hvarea_primf == 0)$true$regions | ||
| yield_primf[is.infinite(yield_primf)] <- 0 | ||
| } | ||
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| ## Other land | ||
| yield_other <- ov73_prod_natveg_other/ov_hvarea_other | ||
| if(any(is.na(range(yield_other)))){ | ||
| yield_other[is.na(yield_other)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield_other)))){ | ||
| div0 <- where(ov73_prod_natveg_other != 0 & ov_hvarea_other == 0)$true$regions | ||
| yield_other[is.infinite(yield_other)] <- 0 | ||
| } | ||
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| a <- mbind(setNames(yield_forestry,"Forestry"), | ||
| setNames(yield_secdf,"Secondary forest"), | ||
| setNames(yield_primf,"Primary forest"), | ||
| setNames(yield_other,"Other land")) | ||
| } else if (level == "regglo" | level == "reg"){ | ||
| #### Production and harvest area calculations | ||
| ov73_prod_forestry <- dimSums(readGDX(gdx,"ov_prod_forestry","ov73_prod_forestry",select = list(type="level")),dim=3) | ||
| ov73_prod_forestry <- superAggregate(data = ov73_prod_forestry,aggr_type = "sum",level = level) | ||
| ov73_hvarea_forestry <- dimSums(readGDX(gdx,"ov32_hvarea_forestry","ov73_hvarea_forestry","ov_hvarea_forestry",react = "silent",select = list(type="level")),dim=3) | ||
| ov73_hvarea_forestry <- superAggregate(data = ov73_hvarea_forestry ,aggr_type = "sum",level = level) | ||
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| ov73_prod_natveg_secdf <- dimSums(readGDX(gdx,"ov_prod_natveg","ov73_prod_natveg",select = list(type="level"))[,,"secdforest"],dim=3) | ||
| ov73_prod_natveg_secdf <- superAggregate(data = ov73_prod_natveg_secdf,aggr_type = "sum",level = level) | ||
| ov_hvarea_secdf <- dimSums(readGDX(gdx,"ov35_hvarea_secdforest","ov_hvarea_secdforest",select = list(type="level")),dim=3) | ||
| ov_hvarea_secdf <- superAggregate(data = ov_hvarea_secdf ,aggr_type = "sum",level = level) | ||
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| ov73_prod_natveg_primf <- dimSums(readGDX(gdx,"ov_prod_natveg","ov73_prod_natveg",select = list(type="level"))[,,"primforest"],dim=3) | ||
| ov73_prod_natveg_primf <- superAggregate(data = ov73_prod_natveg_primf,aggr_type = "sum",level = level) | ||
| ov_hvarea_primf <- dimSums(readGDX(gdx,"ov35_hvarea_primforest","ov_hvarea_primforest",select = list(type="level")),dim=3) | ||
| ov_hvarea_primf <- superAggregate(data = ov_hvarea_primf ,aggr_type = "sum",level = level) | ||
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| ov73_prod_natveg_other <- dimSums(readGDX(gdx,"ov_prod_natveg","ov73_prod_natveg",select = list(type="level"))[,,"other"],dim=3) | ||
| ov73_prod_natveg_other <- superAggregate(data = ov73_prod_natveg_other,aggr_type = "sum",level = level) | ||
| ov_hvarea_other <- dimSums(readGDX(gdx,"ov35_hvarea_other","ov73_hvarea_other","ov_hvarea_other",react = "silent",select = list(type="level")),dim=3) | ||
| ov_hvarea_other <- superAggregate(data = ov_hvarea_other ,aggr_type = "sum",level = level) | ||
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| #### Yield calculations | ||
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| ## Plantations | ||
| yield_forestry <- ov73_prod_forestry/ov73_hvarea_forestry | ||
| if(any(is.na(range(yield_forestry)))){ | ||
| yield_forestry[is.na(yield_forestry)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield_forestry)))){ | ||
| div0 <- where(ov73_prod_forestry != 0 & ov73_hvarea_forestry == 0)$true$regions | ||
| yield_forestry[is.infinite(yield_forestry)] <- 0 | ||
| } | ||
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| ## Secondary forest | ||
| yield_secdf <- ov73_prod_natveg_secdf/ov_hvarea_secdf | ||
| if(any(is.na(range(yield_secdf)))){ | ||
| yield_secdf[is.na(yield_secdf)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield_secdf)))){ | ||
| div0 <- where(ov73_prod_natveg_secdf != 0 & ov_hvarea_secdf == 0)$true$regions | ||
| yield_secdf[is.infinite(yield_secdf)] <- 0 | ||
| } | ||
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| ## Primary forest | ||
| yield_primf <- ov73_prod_natveg_primf/ov_hvarea_primf | ||
| if(any(is.na(range(yield_primf)))){ | ||
| yield_primf[is.na(yield_primf)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield_primf)))){ | ||
| div0 <- where(ov73_prod_natveg_primf != 0 & ov_hvarea_primf == 0)$true$regions | ||
| yield_primf[is.infinite(yield_primf)] <- 0 | ||
| } | ||
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| ## Other land | ||
| yield_other <- ov73_prod_natveg_other/ov_hvarea_other | ||
| if(any(is.na(range(yield_other)))){ | ||
| yield_other[is.na(yield_other)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield_other)))){ | ||
| div0 <- where(ov73_prod_natveg_other != 0 & ov_hvarea_other == 0)$true$regions | ||
| yield_other[is.infinite(yield_other)] <- 0 | ||
| } | ||
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| a <- mbind(setNames(yield_forestry,"Forestry"), | ||
| setNames(yield_secdf,"Secondary forest"), | ||
| setNames(yield_primf,"Primary forest"), | ||
| setNames(yield_other,"Other land")) | ||
| } else {stop("Resolution not recognized. Select cell or reg or regglo as level. NULL returned.")} | ||
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| #### get annual production and annual harvested area | ||
| ov73_prod_forestry <- setNames(dimSums(readGDX(gdx,"ov_prod_forestry","ov73_prod_forestry",select = list(type="level")),dim=3), "Forestry") | ||
| ov73_prod_natveg <- dimSums(readGDX(gdx,"ov_prod_natveg","ov73_prod_natveg",select = list(type="level")),dim="kforestry") | ||
| ov73_prod_natveg <- setNames(ov73_prod_natveg,c("Primary forest","Secondary forest","Other land")) | ||
| ov73_prod <- mbind(ov73_prod_forestry, ov73_prod_natveg) | ||
| ov73_prod <- gdxAggregate(gdx, ov73_prod, to = level) | ||
| ov73_hvarea <- harvested_area_timber(gdx, level = level) | ||
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| #### Yield calculations | ||
| yield <- ov73_prod / ov73_hvarea | ||
| if(any(is.na(range(yield)))){ | ||
| yield[is.na(yield)] <- 0 | ||
| } | ||
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| if(any(is.infinite(range(yield)))){ | ||
| div0 <- where(ov73_prod != 0 & ov73_hvarea == 0)$true$regions | ||
| yield[is.infinite(yield)] <- 0 | ||
| } | ||
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| a <- yield | ||
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| } else {message("Disabled (no dynamic forestry) ", appendLF = FALSE)} | ||
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| out(a,file) | ||
| } | ||
| } |
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