| Term | Definition |
|---|
| watershed | the land that water moves over and through on its way to a bigger body of water |
| pollutant | a substance that 'damages' water/air/etc. or makes it unclean |
| nutrient | a substance which is required by an organism to live (e.g. phosphate, nitrogen, potassium) |
| runoff | the movement of water, downhill, over land |
| erosion | the wearing away of land by running water |
| sediment | small pieces of rock, sand, etc that move in water |
| wetland | an area where the ground remains wet all or most of the time |
| estuary | an area where salty and fresh water mix |
| endemic | a species that exists only in one particular place in the world |
| native | a species that lived in an area without human intervention |
| non-native | a species that humans brought into a new area |
| invasive | a non-native species that wipes out other organisms and takes over |
| habitat | the place where an organism lives |
| nursery | an area that organisms use to give birth and raise their young |
| migration | the movement of organisms from one place to another, often due to weather |
| adapted | (adj) an organism that has characteristics that make it good at living in its habitat |
Combine with other sets
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