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. 2019 Apr 19;5(4):eaaw2869. doi: 10.1126/sciadv.aaw2869

Table 1. Increased representation by biome of ecoregions achieving 30% protection by 2030.

GDN category Through increased
protection only
Through increased
protection and
restoration
Biome name No. of
ecoregions
(1) Milestone
Reached
(2) High
Potential
(3) Moderate
Potential
(4) Nature
Imperiled
Ecoregions
that can
reach 30 ×
30 (#)
Ecoregions
that can
reach 30 ×
30 (%)
Ecoregions
that can
reach 30 ×
30 (#)
Ecoregions
that can
reach 30 ×
30 (%)
Boreal Forests/Taiga 26 3 18 2 3 21 81 23 88
Deserts and Xeric
Shrublands
101 17 51 6 27 68 67 74 73
Flooded Grasslands
and Savannas
25 14 3 4 4 17 68 21 84
Mangroves 20 9 6 1 4 15 75 16 80
Mediterranean Forests,
Woodlands, and Scrub
40 10 12 10 8 22 55 32 80
Montane Grasslands
and Shrublands
46 22 11 2 11 33 72 35 76
Temperate Broadleaf
and Mixed Forests
83 16 32 11 24 48 58 59 71
Temperate Conifer
Forests
47 9 21 10 7 30 64 40 85
Temperate Grasslands,
Savannas, and
Shrublands
48 0 20 5 23 20 42 25 52
Tropical and Subtropical
Coniferous Forests
15 3 11 0 1 14 93 14 93
Tropical and Subtropical
Dry Broadleaf Forests
56 6 15 11 24 21 38 32 57
Tropical and Subtropical
Grasslands, Savannas,
and Shrublands
58 13 19 8 18 32 55 40 69
Tropical and Subtropical
Moist Broadleaf
Forests
230 67 108 18 37 175 76 193 84
Tundra 51 30 20 0 1 50 98 50 98
TOTAL 846 219 347 88 192 566 67 654 77