Environmental ScienceEnvironmental Science

The Study of the impact we The Study of the impact we have with our world and how have with our world and how

that world impacts us.that world impacts us.

EcologyEcology

Ecology is a biological science that studies the relationships between living organisms and their environment.

Environmental ScienceEnvironmental Science

environmental science is an environmental science is an interdisciplinary science that interdisciplinary science that combines information from the combines information from the physical and social sciences to learn physical and social sciences to learn how the earth works, how we interact how the earth works, how we interact with the earth, and how to solve with the earth, and how to solve environmental problems. environmental problems.

EnvironmentalismEnvironmentalism

Environmentalism is a social movement dedicated to protecting the earth's life support systems.

Capital = Stored stuff that has value.Capital = Stored stuff that has value. Resources=Usable Stuff that has Resources=Usable Stuff that has

value and may be used.value and may be used.

Types of and CapitalTypes of and Capital

• Solar =Energy stored in the sun

•Natural=Resources stored on earth

•Human=?

Almost all countries seek economic Almost all countries seek economic growth or economic development by growth or economic development by converting their natural and solar converting their natural and solar capital into resources and wealth.capital into resources and wealth.

Indicators such as gross domestic Indicators such as gross domestic product (GDP) and per capita GDP product (GDP) and per capita GDP measure economic growthmeasure economic growth

Resources=material and objects that Resources=material and objects that are converted into wealth.are converted into wealth.

ResourcesResources

Perpetual= Constantly giving Ex. Solar Perpetual= Constantly giving Ex. Solar energy energy

Renewable=Replenish themselves Renewable=Replenish themselves naturally on a human time scalenaturally on a human time scale

Environmental degradation occurs when the Environmental degradation occurs when the rate of use of a renewable resource exceeds rate of use of a renewable resource exceeds the sustainable yieldthe sustainable yield

Nonrenewable. Resources that are not Nonrenewable. Resources that are not replenished. replenished.

Recycling and reuse slow the depletion of Recycling and reuse slow the depletion of nonrenewable resources. nonrenewable resources.

Countries And WealthCountries And Wealth

Developed countries have a greater Developed countries have a greater degree of industrialization and degree of industrialization and wealth (GDP) per capita than wealth (GDP) per capita than developing countries.developing countries.

Globalization=an increasingly Globalization=an increasingly interconnected world,interconnected world, products, services, capital, ideas, and products, services, capital, ideas, and

people constantly cross international people constantly cross international borders.borders.

Affluenza,"Affluenza,"

an addiction to overconsumption, an addiction to overconsumption, affects many people in the affects many people in the developed world. On the other hand, developed world. On the other hand, developed countries typically have developed countries typically have cleaner air and water and more cleaner air and water and more efficient use of energy and materials. efficient use of energy and materials.

sustainable yield (sustained sustainable yield (sustained yield)yield)

Highest rate at which a potentially Highest rate at which a potentially renewable resource can be used renewable resource can be used without reducing its available supply without reducing its available supply throughout the world or in a throughout the world or in a particular area. particular area.

environmental degradationenvironmental degradation

Depletion or destruction of a Depletion or destruction of a potentially renewable resource such potentially renewable resource such as soil, grassland, forest, or wildlife as soil, grassland, forest, or wildlife that is used faster than it is naturally that is used faster than it is naturally replenished. If such use continues, replenished. If such use continues, the resource becomes nonrenewable the resource becomes nonrenewable (on a human time scale) or (on a human time scale) or nonexistent (extinct). nonexistent (extinct).

Tragedy of the commonsTragedy of the commons

Depletion or degradation of a Depletion or degradation of a potentially renewable resource to potentially renewable resource to which people have free and which people have free and unmanaged access. An example is unmanaged access. An example is the depletion of commercially the depletion of commercially desirable fish species in the open desirable fish species in the open ocean beyond areas controlled by ocean beyond areas controlled by coastal countries. coastal countries.

The process of The Tragedy of The process of The Tragedy of the commonsthe commons

There is so much of it I can take as There is so much of it I can take as much as I want.much as I want.

If I don’t do it take it some one else If I don’t do it take it some one else will. So it might as well be me.will. So it might as well be me.

It is going to disappear so I might get It is going to disappear so I might get some benefit from it before it is gone.some benefit from it before it is gone.

pollutionpollution

An undesirable change in the An undesirable change in the physical, chemical, or biological physical, chemical, or biological characteristics of air, water, soil, or characteristics of air, water, soil, or food that can adversely affect the food that can adversely affect the health, survival, or activities of health, survival, or activities of humans or other living organisms. humans or other living organisms.

Point Source and Nonpoint Source Point Source and Nonpoint Source

point sourcepoint source

Single identifiable source that Single identifiable source that discharges pollutants into the discharges pollutants into the environment. Examples are the environment. Examples are the smokestack of a power plant or an smokestack of a power plant or an industrial plant, drainpipe of a industrial plant, drainpipe of a meatpacking plant, chimney of a meatpacking plant, chimney of a house, or exhaust pipe of an house, or exhaust pipe of an automobile. automobile.

Nonpoint source Nonpoint source

Large or dispersed land areas such Large or dispersed land areas such as crop fields, streets, and lawns that as crop fields, streets, and lawns that discharge pollutants into the discharge pollutants into the environment over a large area. environment over a large area.

ecological footprintecological footprint

Amount of biologically productive Amount of biologically productive land and water needed to supply land and water needed to supply each person or population with the each person or population with the renewable resources they use and to renewable resources they use and to absorb or dispose of the wastes from absorb or dispose of the wastes from such resource use. It measures the such resource use. It measures the average environmental impact of average environmental impact of individuals or populations in different individuals or populations in different countries and areas. countries and areas.

environmental worldviewenvironmental worldview

How people think the world works, How people think the world works, what they think their role in the what they think their role in the world should be, and what they world should be, and what they believe is right and wrong believe is right and wrong environmental behavior environmental behavior (environmental ethics). (environmental ethics).

People have differing People have differing environmental worldviews or environmental worldviews or

environmental ethics. Most people environmental ethics. Most people in industrial consumer societies in industrial consumer societies have a planetary management have a planetary management

worldview, which promotes worldview, which promotes economic growth economic growth

planetary management planetary management worldviewworldview

Beliefs thatBeliefs that (1) as the planet’s most important (1) as the planet’s most important

species, we are in charge of the earth; species, we are in charge of the earth; (2) we will not run out of resources (2) we will not run out of resources

because of our ability to develop and find because of our ability to develop and find new ones; new ones;

(3) the potential for economic growth is (3) the potential for economic growth is essentially unlimited; andessentially unlimited; and

(4) our success depends on how well we (4) our success depends on how well we manage the earth's life-support systems manage the earth's life-support systems mostly for our own benefit.mostly for our own benefit.

Space Ship EarthSpace Ship Earth

The theory that the earth is like a The theory that the earth is like a space ship. space ship. We can not leave it and what ever we do We can not leave it and what ever we do

to it will impact us.to it will impact us. So So

we better take care of it.we better take care of it. It wont last for everIt wont last for ever What we do will come back on us.What we do will come back on us. What people do on other parts of the world What people do on other parts of the world

will effect us. will effect us.