Climatic factors 75 Facteurs climatiques Changements 38 Climat 38 Climatic changes 38 NATURE 23 SCIENCE 23 climate change 20 Biodiversity 14 Climate Change 14 Ecology 14 Life Sciences 12 Biodiversité 11 General 10 Conservation 8 Earth Sciences 8 TECHNOLOGY & ENGINEERING 8 Agriculture 7 Animals 7 Ecosystems & Habitats 7 Birds 6 Arbres 5 Forest ecology 5 Oiseaux 5 Trees 5 Weather 5 Wilderness 5 Biodiversity conservation 4 Environmental Science 4 Forests and forestry 4