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Understanding our Environment

Chapter 1.1 - Understanding Our Environment
Across
An undesired change in air, water, or soil that adversely affects the health, survival, or activities of humans or other organisms.
The number and variety of species that live in an area.
___________ pollutants cannot be broken down by natural processes.
The study of matter and energy.
The study of how living things interact with each other and their nonliving environment.
The study of living organisms.
The study of how humans interact with their environment.
The study of human populations.
The death of an entire species.
The practice of growing, breeding and caring for plants and animals that are used for food, clothing, housing, transportation, and other purposes.
Down
People who obtain food by collecting plants and by hunting wild animals or scavenging their remains.
___________ pollutants can be broken down by natural processes.
The study of the Earth’s nonliving systems and the planet as a whole.
A natural _________ is any natural material that is used by humans.
During the ___________ revolution, the increased use of fossil fuels and machines changed society and greatly increased the efficiency of agriculture, industry, and transportation.
The external surroundings including all of the living and nonliving factors that surround and affect the survival and development of an organism or population.
The study of chemicals and their interactions.