(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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nonpoint source pollution
Point 5
more difficult for native predators because they must compete for food
herbivores
Cold air is trapped below a layer of warm air.
Vehicle emissions
grasses
545 ppt
carrying capacity
Kyoto Protocol
The carrying capacity would decrease, as would the polar bear population.