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Geography-Pollution

Pollution

QuestionAnswer
What is Pollution? Pollution is the introduction of contaminants into a natural enviroment that causes instability, disorder, harm or discomfortto the ecosystem, that is a physical systems or living organisms.
What are the types of Pollution? Natural, Air, Man-Made, Factory, Noise, Radio-Active, Light and Thermal pollution.
Define Biodiversity. The variety of life in the world or in a particular habitat or ecosystem.
Define Ecosystem. A biological community of interacting organisms and their physical environment.
Define Biosphere. The regions of the surface, atmosphere, and hydrosphere of the earth occupied by living organisms.
Define Lithosphere. The rigid outer part of the earth, consisting of the crust and upper mantle.
Define Hydrosphere. All the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds.
Define Atmosphere. The envelope of gases surrounding the earth or another planet. Examples of the gases: Air, Oxygen, CO2, Nitrogen etc.
What are some ways to protect the environment? Using Solar energy, recycling, using water tanks, riding bike/walking/public transport instead of using a car, hydro energy.
Define Volcanoes. A mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust.
List the types of Volcanoes. Shield, Composite and Cone Volcanoes.
Famous disasters. Puyehue Volcano, Mt. Pompeii, Mt. Vesuvius, Victorian Bushfires, Queensland Floods, 2011 Japanese Earthquake, Krakatoa Volcano.
List ways of producing electricity Fossil Fuel, Hydro Electricity and Nuclear power.
Fossil Fuel. Positive: Natural resources. Negative: Air polution. Positive: Provide us with electricity. Massive amount of energy. Negative: Non – renewable. Coal, Oil, Gas.
Hydro Electricity. Positive: low power cost. Negative: ecosystem damage and loss of land. Positive: reduce CO2 emissions. Nagative: methane emissions
Nuclear power. Positive: Already available. Doesn’t need to be developed. Negative: Radioactive waste is produced. Positive: Emits relativly low amounts of CO2. Negative: Uranium is used and it is a scarce resource.
Chernobyl. USSR → Soviet Union → Russia → Ukraine. Nuclear power plant explosion. 1986. 28 firemen. Exclusion zone. People had cancer. Wild life were affected.
Define Renewable. Capable of being renewed. (of energy or its source) not permanently depleted when used.
Define Non- renewable. (of a fuel or energy source) existing in finite quantity. Can not be renewed.
What are the common causes of Water Pollution? Industrial waster, sewage and wastewater, marine dumping, radioactive waste, oil spills, atmospheric deposition, global warming, eutrophication, underground storage leakages, storm water run-off, agricultural run-off, leaking sewage, mining activities.
Define Smellbourne. it is a name given to Melbourne about 150 years ago. Cause of water pollution and air pollution.
S.H.E.E.P Social: Employment Historical: Remembrance. Environmental: Stats, lasting damage. Economics: Costs. Political:
Earth Hour. Started by the WWF(World Wildlife Fund) in 2007 Sydney, 31st March, from 7:30 - 8:30. Lights turn of for an hour to engage people on the issue of climate change, to raise awareness.
Carbon Footprint. The amount of carbon dioxide emitted due to the the consumption of fossil fuels by a particular person, group, etc.
Carbon Tax. A price put on the amount of carbon the polluters make. Makes families pay more, consumers pay more because the producers raise the cost of daily needs and wants.
Created by: MD33