A group of individuals of the same species living in a specific geographical area at a certain time.
What is a Population?
The global sum of all ecosystems of life on Earth
What is the Biosphere?
A close and long-term biological interaction between two different biological organisms.
What is Symbiosis?
Species face a high risk of extinction in the wild.
What are Threatened Species?
A network of organisms interacting with each other and their non-living environment
What is an Ecosystem?
The land area that channels rainfall and snowmelt to creeks, streams, and rivers, and eventually the ocean.
What is a Watershed?
Measures taken to reduce or eliminate the production of pollutants.
What is Pollution Prevention?
A former industrial or commercial site where future use is affected by real or perceived environmental contamination.
What is a Brownfield?
A vehicle that uses more than one form of onboard energy to achieve propulsion. T
What is a Hybrid Vehicle?
A part of the atmosphere that typically forms a geographic basin and can be used to describe an air pollution environment.
What is an Airshed?
The role an organism plays in its ecosystem, including its use of resources and relationships with other organisms.
What is a Niche?
The state where all members of a particular species have died out.
What is Extinction?
Different populations of various species interacting in a shared environment.
What is a Community?
The natural environment where an organism lives. It includes physical and biological surroundings.
What is a Habitat?
The preservation, management, and care of natural resources and biodiversity.
What is Conservation?
A source of pollution that issues from widely distributed or pervasive environmental elements.
What is Nonpoint Source Pollution?