> 4°C: Major extinctions aroun|H>be (as exemplified for USA andKltraNa) Likely extinctions of 200-300 species of New Zealand alpine plants

Few ecosystems can adapt; 50% of nature reserves cannot fulfill their objectives Predicted extinction of 15-40% endemic species in global biodiversity hotspots

Corals extinct, reefs overgrown by algae

50% loss of tundra; Globally, 21-52% of species committed to extinction

High risk of extinction of polar bear; Risk terrestrial biosphere becomes net C source

16% of global ecosystems transforming

Major loss of Amazon rainforest and its biodiversity

Loss of 51-65% fynbos, 13-80% of various fauna in S. Africa

41-51% loss of endemic plants in S. Africa, Namibia

Loss of 47% of rainforest habitat in Queensland

All coral reefs bleached

9-31% of species committed to extinction

Loss of 8% freshwater fish habitat in N. America

Polar ecosystems increasingly damaged Increased coral reef bleaching Amphibian extinctions increasirS'bn mountains

Loss of 8% freshwater fish habitat in N. America

Nurall|lls in Table 4.1 74-78 73

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