melting horizons the impact of global warming on arctic wildlife

acidification adaptation arctic awareness balance bear biodiversity biosphere carbon challenges change climate consequences conservation crisis degradation destruction ecological ecology ecosystem ecosystems efforts elevation emergency emissions endangered environment environmental erosion extinction gases glaciers global greenhouse habitat human ice impact impacts initiatives level loss mammal measures melt melting methane migration mitigation ocean polar polarbear predator preservation programs protection refuge regions resilience responsibility restoration rise rising risk science sea solutions species strategies survival sustainability temperature temperatures thaw threatened tundra vulnerability warming wildlife