The document discusses different types of environmental changes including long-term changes that affect organisms over generations, short-term changes that immediately impact organisms, extinction which is when a species no longer exists, endangered species that have low numbers in their natural habitat, pollution which is contamination of the environment, biodiversity which is the number of different species in an area, and abundance which refers to the number of individuals of a species in an area.

1. 8.11C
Environmental Changes!
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2. Long-Term
Environmental Change !
Environmental change that occurs slowly over
time and affects organisms over generations!
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3. Short-Term
Environmental Change !
Environmental change that occurs quickly and
affects organism immediately!
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4. Extinct
Occurs when a species no longer exists
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5. Endangered
Occurs when a species becomes low in
numbers in their natural habitat
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6. Pollution
When a natural environment is
contaminated with harmful substances
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7. Biodiversity!
The number of different species of
plants and animals in an area
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8. Abundance
The number of one type of species in an area
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