Past and future "entities" are construed as logical constructions or fictions. The opposite of presentism is ' eternalism ', which is the belief that things in the past and things yet to come exist eternally. Another view not held by many philosophers is sometimes called the ' growing block ' theory of time—which postulates that the past and present exist, but the future does not. Saint Augustine proposed that the present is a knife edge between the past and the future and could not contain any extended period of time.
Stonehenge begins to be built. In its first version, it consists of a circular ditch and bank, with 56 wooden posts.
National Geographic, June Sumerian Cuneiform scriptconsidered among the oldest alphabets, is created. Possible association of this event with the Biblical deluge. Possibly causing the Burckle crater and Fenambosy Chevron. Gilgamesh defies the gods and cuts down the forest, and in return the gods say they will curse Sumer with fire or possibly drought.
By BC, soil erosion and salt buildup have devastated agriculture. One Sumerian wrote that the "earth turned white.
Again, deforestation becomes a factor in the rise and subsequent fall of these civilizations. Some of the first laws protecting the remaining forests decreed in Ur.
Desiccation had been proceeding from — BC, as a result of the shift in the West African tropical monsoon belt southwards from the Saheland intensified by the 5.
Subsequent rates of evaporation in the region led to a drying of the Sahara, as shown by the drop in water levels in Lake Chad.
Tehenu of the Sahara attempt to enter into Egypt, and there is evidence of a Nile drought in the pyramid of Unas. This coincides with the transition from the Subboreal period to the subatlantic period.This page is a collection of links for children, teachers, and parents.
Science topics are based on the curriculum for Kindergarten through grade five, although many pages will be of interest to older students.
Astronomy web sites for fifth graders.
Stars and Galaxies - A Hypertext Course from Dr. McCray at the University of Colorado. This quiz/worksheet will test your understanding of why creation stories were so important and ask you questions about two interesting stories: the Chinese Myth of the Cosmic Egg and the Iroquois.
Search the world's information, including webpages, images, videos and more. Google has many special features to help you find exactly what you're looking for.
Before information was easy to get from a lot of sources, people used myths and creation stories to pass on their beliefs, traditions and history.
Pre-Holocene ( Mya) The time from roughly 15, to 5, BC was a time of transition, and swift and extensive environmental change, as the planet was moving from an Ice age, towards an interstadial (warm period).
Sea levels rose dramatically (and are continuing to do so), land that was depressed by glaciers began lifting up again, forests and deserts expanded, and the climate gradually.