EESA06H3 Lecture : EESA06 - Introduction to Planet Earth Lecture 1

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Need to find resources, move them for industrial purposes and the need to solve environmental problems. Earth history: application of plate tectonics" to reconstruct past continents/oceans (what is known as paleogeography") Paleoenviromental reconstruction (e. g. climate) and organisms (paleobiology) Paleoenvironmental reconstruction: refers to the investigations which are undertaken to reconstruct the climate and vegetation of a specific time and place. Geological evolution of canada over 4 billion years. Environmental issues and hazards in canada (earthquakes, etc) and resources (minerals, oil, water, etc. ) Supercontinent: one continent (pangaea) accompanied by one ocean. Subduction zone: pacific plate (plate that underlies the pacific ocean) is being driven down japan plate. Build up of friction causes the japan plate to move over the pacific plate (approx. Seafloor rose up 10m (tilted) causing a tsunami. Increase in population and an increase in super cities. Atlantic ocean is known as the maturing ocean and the pacific ocean is known as the dying ocean.

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