a couple of reasons. "Should Ethics be More Impersonal? The list goes on and. Dr Bostrom believes we've entered a new kind of technological era with the capacity to threaten our future as never before. Thats a different question.
By the end of the century, it's feared that so much carbon will have been added to the oceans that the planet will have passed a " threshold of catatastrophe " which leads to the destruction of our species. Synthetic biology, where biology meets engineering, promises great medical benefits. The worst took place 252 million years ago and is known as the Great Dying. ON THE brink, as tensions grow are we heading for World War 3 and who would win? Observations about human extinction edit Milankovitch the Origin of Zebbra Muscles cycles describe the way that the earth moves and how the climatic changes vary depending on where the earth is in space.