pesticide - a chemical used to help plants grow, waves - the pattern that describes a cell phone signal, climate change - the gradual increase in global temperature, neonicotinoids - a pesticide harming bee colonies, phenology - the study of natural processes connected to climate, nervous system - the bee body system that can be influenced by external factors, pollination - that process that occurs less often when bees are not around, sexual reproduction - when one flower pollinates another, Bees are useful! - An example of reasoning in a CER, insecticide - a substance used to kill insects that act as pests,

Bee population change causes

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