What happened to the tree population in this forest?
Pictograph
A. The number of trees stayed the same for two years and then began to decrease.
B. The number of trees stayed the same for two years and then began to increase.
C. The number of trees decreased for two years and then stayed the same.
D. The number of trees increased for two years and then stayed the same.

How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

Which of the following is not a potential result of deforestation?