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Environmental Science Final
Terms in this set (45)
What are the two types of pollution and two methods of combatting it?
Point Source and Non-point Source. Methods are Cleanup and Prevention.
What are the variables in the I=PAT Model?
I= Impact, P= Population, A= Affluence, T= Technology
What are the three classifications of resources?
Renewable, Nonrenewable, Perpetual (the sun)
What two components does Natural Capital consist of?
Natural Resources and Natural Services
What are the 3 Principles of Sustainability?
Nutrient Cycling, Biodiversity, and Solar Energy
What is the term that refers to tentative scientific explanations that need additional investigation and evaluation?
What is the Law of Conservation of Matter?
Matter can never be created or destroyed
What is the other name for the First Law of Thermodynamics?
The Law of Conservation of Energy
What are the two types of energy?
Kinetic and Potential
What are the three definitive traits of matter?
Has mass, Occupies space, and Can exist as a solid, liquid, or gas
What is a figure that demonstrates one specific sequence in which energy can travel through an ecosystem?
How does energy and nutrients travel through the environment respectively?
Energy FLOWS, Nutrients CYCLE
What is the 10% rule?
When energy travels through a food web, only 10% of that energy makes it from one trophic level to the next, while the other 90% is lost as heat
What is the quantity achieved by adding the dry weight of all organic matter in the organism within an ecosystem?
What are Earth's four major life-support systems? (Hint: Spheres)
Biosphere, Hydrosphere, Geosphere, and Atmosphere
What is the main difference between primary and secondary succession?
What are the two types of population growth and their shapes on a graph?
Exponential Growth: J-shaped
What is the term that refers to a process in which species competing for similar scarce resources have specialized traits that allows them to use shared resources at different times, in different ways, or in different places?
What is the survival technique that involves having an appearance which shows that you are venomous or poisonous and warns predators not to eat you?
What are the four types of symbiotic relationships?
Predation(+-), Parasitism(+-), Mutualism(++), and Commensalism(+0)
What are the two main factors that cause variations in vegetation in different biomes?
Elevation and Latitude
What are the four greenhouse gases that contribute to Global Climate Change?
Carbon Dioxide, Water Vapor, Methane, and Nitrous Oxide
What percentage of the world's major terrestrial ecosystems are being degraded or used unsustainably?
What are the three major factors that determine how air circulates in the lower atmosphere?
Uneven heating of the earth's surface by the sun, Rotation of the earth on its axis, and Properties of air, water, and land
What are the 11 major terrestrial biomes?
Taiga, Arctic Tundra, Prairie, Savanna, Tropical Desert, Cold Desert, Temperate Desert, Tropical Forest (Rain or Dry), Temperate Deciduous Forest, Chaparral and Mountains
What is Sustainability?
The ability of Earth's various systems, including economic and cultural, to survive and adapt to changing environmental conditions indefinitely
How do you calculate the slope of an area on a topographic map?
What are the symbols for a house, swamp, and a depression?
Square, Half of a Sun, and a Donut with sprinkles
What are the 0 and 180 degrees longitude geographical locations?
The International Dateline
What are the two cardinal directions of Longitude?
East and West
What are the two cardinal directions of Latitude?
North and South
What was the in-class example of eutrophication and its cause?
Algal Bloom, Fertilizer Runoff supplying excess nitrogen, and Phosphorous to a body of water
What is the highest rate at which a renewable resource can be used without being depleted?
What happens when it is used beyond the Sustainable Yield's highest rate?
What are the two abilities that make up the definition of energy?
Do work and Transfer heat
What is it called when workers attempt to fix up the land after digging and working on a mine?
What is this term called when a shared resource is depleted due to overuse by individuals?
The Tragedy of the Commons
What is the Optimal Foraging Theory?
A model that predicts how animals will behave when foraging, taking into account these two factors as to increase their FITNESS
What is the average age of an albatross when it produces a bolus and its main source of food before that time?
Five months and Squid
What is streamflow and how is it measured?
Volume of water passing through an area in a specific amount of time (m^3/s)
Phosphorus cannot be found where?
In the ATMOSPHERE
What are the three different ways that an ecologist can study ecosystem?
Field Research, Laboratory Research, and Modeling
What are the 9 levels of organization? (smallest to largest)
Atom, Molecule, Cell, Organism, Population, Community, Ecosystem, Biome, and Biosphere
What are the 3 environmental world-views?
Stewardship Worldview, Planetary Management, and Environmental Wisdom
What did the Bormann-Linkens experiment find?
30-40% more volume and more dissolved nutrients
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