fossil fuels like coal, oil, and natural gas and other items we use faster than they can be renewed

A natural resource that can be replaced at the same rate at which the resource is consumed, for example, wind, solar energy, hydropower

Able to be broken down naturally

the conflict between an individual and society

a study that compares the costs and benefits to society of providing a public good, for example cleaning up a pollution spill

a modern, industrialized country in which people are generally well educated, live longer, and have a more diverse economy (USA, Canada, France, the United Kingdom)

A measure of how much an individual consumes, expressed in area of land and ocean

An interdisciplinary study of how humans interact with the environment of living and nonliving things.

fossil fuels like coal, oil, and natural gas and other items we use faster than they can be renewed

a modern, industrialized country in which people are generally well educated, live longer, and have a more diverse economy (USA, Canada, France, the United Kingdom)

A testable prediction of what might happen in a scientific experiment

an undesired change in air, water, or soil that adversely affects the health, survival, or activities of humans or other organisms

Able to be broken down naturally

the conflict between an individual and society

a country with an economy based on agriculture, high population growth, shorter lifespans (Ethiopia, India, Bangladesh)

an organism that obtains energy by feeding on other organisms

a consumer that eats only plants.

a consumer that eats only animals.

the feeding levels in a food chain

shows the amount of energy that moves from one feeding level to another in a food weband notes there are many producers and a few consumers

a single path of energy transfer in a more complex food web

an organism that can make its own food, for example, an oak tree

the many feeding relationships that are possible in an ecosystem

the many feeding relationships that are possible in an ecosystem

a single path of energy transfer in a more complex food web

an organism that obtains energy by feeding on other organisms

a single path of energy transfer in a more complex food web

the many feeding relationships that are possible in an ecosystem

breeding organisms with specific traits in order to produce offspring with identical traits, for example sweeter fruit or more colorful flowers

having a gene that is able to break down chemicals like pesticide harmlessly instead of being killed by the chemical

all the different populations of living things that live together in the same area

a process in which individuals that have certain inherited traits tend to survive and reproduce at higher rates than other individuals because of those traits.

the process of two species changing genetically in response to long term interactions with one another

a consumer that eats only plants

the process of two species changing genetically in response to long term interactions with one another

breeding organisms with specific traits in order to produce offspring with identical traits, for example sweeter fruit or more colorful flowers

a process in which individuals that have certain inherited traits tend to survive and reproduce at higher rates than other individuals because of those traits.

Aagroup of individuals that belong to the same species and live in the same area

an individual living thing

a change in the genetic characteristics of a population from one generation to the next

All the living organisms that inhabit an environment, for example a beetle, a leaf and a tree

non-living things that never lived, for example, water, soil, temperature

all the waters on the earth's surface, such as lakes and seas, also including water over the earth's surface, such as clouds.

a biological community of interacting organisms and their physical environment. Examples might include an oak forest, a coral reef or a vacant lot

the change of state from a liquid to a gas

All the living organisms that inhabit an environment, for example a beetle, a leaf and a tree

all the different populations of living things that live together in the same area

non-living things that never lived, for example, water, soil, temperature

a factor that can cause a change in an experiment

in an experiment, the group not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment

In an experiment, the group that is exposed to the treatment, that is, to one version of the independent variable.

molten rock beneath the earth's surface

a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.

a country with an economy based on agriculture, high population growth, shorter lifespans (Ethiopia, India, Bangladesh

a study that compares the costs and benefits to society of providing a public good, for example cleaning up a pollution spill

Information obtained through the senses, for example looking at something

a consumer that eats only plants.

a consumer that eats both plants and animals

a consumer that eats only animals.

an organism that obtains energy by feeding on other organisms

place where an organism lives

a consumer that eats only plants.

a consumer that eats both plants and animals

a single path of energy transfer in a more complex food web

a consumer that eats only plants.

a consumer that eats only animals.

a consumer that eats both plants and animals