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| “Improving the quality of human life while living within the carrying capacity of the Earth’s supporting eco-systems”. Caring for the Earth: a Strategy for Sustainable Living, IUCN/UNEP/WWF (1991) |
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| Three “pillars” of Sustainability |
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| Environmental integrity, Social justice, Economic viability |
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| the whole is greater than the sum of the individual parts. |
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| “When one tugs at a single thing in nature, he finds it attached to the rest of the world.”-John Muir |
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| A dynamic complex of plant, animal and micro-organism communities and their nonliving environment interacting as a functional unit |
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| Biological science that studies relationships between living organisms and their environment. Study of the structure and functions of nature. |
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| A group of individuals from the same species living in a particular area at the same time |
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| assemblage of populations of different species living and interacting in a particular area at the same time |
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| the global ecosystem, or the zone of the earth where life is found |
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| Provisioning, Regulating, Cultural, Supporting |
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| Anything obtained from the environment to meet human needs and wants |
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| Natural Services Limitations |
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| Perpetual, Renewable, Non-renewable |
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| Atmosphere, Hydrosphere, Biota, Solid Earth |
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| A combination of components that interact/function together |
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The conversion of the chemical energy of carbon compounds into another form of chemical energy, ATP
Glucose+Oxygen=Carbon Dixide+Water+Energy |
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| Heterotrophs, Organisims that eat other organisims, cannot make their own glucose |
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| Autotrophs, Organisims that make their own food, glucose. |
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| the process that converts carbon dioxide from the air into carbon products like
sugar, using energy from the sun. The way plants, algae (phytoplankton) and bacteria create Glucose.
Carbon Dioxide + Water + Sunlight= Glucose +Oxygen |
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Definition
| Living Within, Two organisims together |
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| Nutrients in Soil (terrestrial) |
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Definition
| Rock & Mineral nutrients, Decaying organic matter, Water & Air, Billions of living microorganisms, Water (aquatic) |
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| N=Nitrogen, P= Phosphorus, K = Potassium |
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| Bacteria, fungi, some insects |
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| amount of usable energy transferred from one trophic level to the next |
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| 71% of earth’s surface covered by water, 97.6% is in ocean 2.4% is freshwater. Only 0.1% of all water on earth is accessible fresh water |
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| What else does our atmosphere do for us? |
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Definition
| Protection from harmful energy from the Sun, UVB, UVC, Warms the troposphere 26 Greenhouse gases |
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Definition
| molecule that is able to absorb and emit infrared light. Water vapor, Carbon dioxide, Nitrous oxide, Methane, Halocarbons, Ozone |
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| Composition of Lower Atmosphere |
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| Nitrogen (78%), Oxygen (21%) Other 1% (Trace gases) |
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| A resource that will always be present, like the sun or the wind |
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| A resource that can be replenished, like trees |
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| Anything found in a fixed quantity, such as fossil fuels, diamonds, and silicon |
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| a symbiotic relationship where both individuals benefit, Both organisims gain |
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| One organisim gains, the other is harmed |
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| How do bateria help plants? |
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Definition
| Notrogen Fixing Bacteria turn n1trogen into amonium, which plants need |
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| Ecosystem Services are the source of all ... |
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Definition
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| How much of the Earth's surface is covered in water? |
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Definition
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| How much of the Earth's water is fresha nd accesible? |
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| What do tree's hold onto? |
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| What do you call trees holding onto carbon? |
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| What do Greenhouse gases do? |
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| Absorb or emit infared light |
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| What are the drivers of change? |
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| Natural disturbances (volcanoes, landslides, etc)Habitat Change, Over Explotation, Invasive species, pollution, climate change. Drivers can be synergestic. |
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A condition in which all acting influences are canceled
by others, resulting in a stable, balanced or unchanging
system |
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Self perpetuating mechanism of change and response
to the change |
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| Diminishes the effects of a disturbance |
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| Amplifies the effects of a disturbance |
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| Returning to a Set point can be called... |
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A change that is not based on a simple
proportional relationship between cause and effect
A small change in a driver can produces a disproportionate change in the outcome |
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| The levels at which the momentum for change becomes unstoppable |
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| The level of disturbance that an ecosystem can undergo without crossing a threshold into a different structure or function |
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| Provide the reasons humans need bacteria |
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Definition
| convert nitrogen, act as decomposers |
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If the earth has water covering 71% of its surface, why is lack of water an environmental
concern? |
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Definition
| Most of that water is salt water – living organisms need fresh water |
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| List two services humans get from functioning ecosystems. |
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Definition
| food, clean water, clean air, personal enjoyment |
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