Related by context. Frequent words. (Click for all words.) 63 megafauna 60 Snowball Earth 59 anthropogenic climate 57 Climategate scandal 55 continental drift 55 mass extinctions 54 warmists 54 species extinctions 53 extinctions 52 climate change 52 Global Warming 52 anthropogenic global warming 52 overhunting 52 Global warming 51 global warming 51 Antarctic ozone 51 evolutionary theory 51 mass extinction 51 geosequestration 51 Darwinian theory 51 amphibian populations 51 chytrid fungus 50 greenhouse warming 50 hydrological cycle 50 glacial retreat 50 irreducible complexity 50 ecological disasters 50 anthropogenic 50 plate tectonics 50 paleoclimate 50 humans 50 biodiversity hotspots 50 Crutzen 50 climategate 50 Cambrian explosion 50 microbiome 50 marine sediments 49 protozoan 49 Creationists 49 ocean acidity 49 Younger Dryas 49 speciation 49 ClimateGate 49 methanogens 49 Population Bomb 49 Evolutionists 49 saber toothed tigers 49 evolutionary biologists 49 Anthropocene 49 platypuses 49 ocean fertilization 49 James Lovelock 49 climate modelers 49 Ocean acidification 49 supercontinent 49 Thomas Malthus 48 parasitic worm 48 El Nino warming 48 feathered dinosaurs 48 iron fertilization 48 El Ninos 48 stromatolites 48 terrestrial ecosystems 48 glacial melting 48 Medieval Warm Period 48 Beringia 48 El Niños 48 endocrine disruption 48 convergent evolution 48 Homo sapiens 48 Cane toads 48 Charles Darwin 48 Roger Pielke Jr. 48 climate alarmists 48 atmospheric methane 48 palaeontology 48 systematics 47 intersex fish 47 Frans de Waal 47 glacial melt 47 Malthusian 47 manmade global warming 47 dinosaurs 47 genetic alteration 47 ozone depletion 47 capitalist globalization 47 eugenics movement 47 bioaccumulation 47 Rignot 47 White Nose Syndrome 47 evolutionists 47 irreducibly complex 47 biogeography 47 glacier melting 47 global warming alarmists 47 GLOBAL WARMING 47 prokaryotes 47 Carbon sequestration 47 transhumanism 47 Poinar 47 marine reptiles