Category Archives: Dinosaurs

An Existential Risk

It seems to me…. “In the history of the world, all five mass extinctions have been accompanied by massive climate change, so we are facing an incredibly serious threat. In fact, we are technically in the sixth mass extinction right … Continue reading

Posted in anthropogenic, biodiversity, Biogeochemical Cycle, Cambrian Explosion, Carbon Dioxide, Catastrophic, Change, Climate, Climate Change, CO2, Cretaceous-tertiary Extinction, Devonian Extinction, Dinosaurs, Ecosystem, Energy, Environment, Existential Risk, Extinction, Extinctions, Fossil Fuel, Global Warming, Global Warming, Greenhouse Gas Emissions, International Union for the Conservation of Nature, Methane, Methansoarcina, Microbe, Ordovician-silurian Extinction, Permian-Triassic, Permian-triassic Extinction, Population, Siberia, Triassic-jurassic Extinction, Volcanoes | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment

Extraterrestrial Life

It seems to me…. “I believe alien life is quite common in the universe, although intelligent life is less so. Some say it has yet to appear on planet Earth.” ~ Stephen Hawking[1]. The Drake equation[2] is a probabilistic argument … Continue reading

Posted in Alien Life, Asteroid, Biosignature, Biospheres, Dinosaurs, Drake Equation, Earth, Exoplanets, Extraterrestrial, Fermi's paradox, Galaxy, Goldilocks, Habitable Zone, Habitable Zone, Human, Intelligence, Life, Microbial Life, Milky Way, Planets, Solar System, Space, Space, Stars, Sun, Technology | Tagged , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment