Lake contamination is most likely caused by agricultural runoff containing pesticides and fertilizers, industrial discharges, untreated sewage, and stormwater runoff. These pollutants introduce harmful substances like heavy metals, pathogens, and nutrients, which can cause eutrophication, harm aquatic ecosystems, and endanger human health. Litter and plastic waste add to the contamination.
Using the resources provided, PPT, your textbook or other online resources choose a group of organisms and describe it. For example you can talk about
Using the resources provided, PPT, your textbook or other online resources choose a group of organisms and describe it. For example you can talk about bacteria, Protista, fungi or plants. Directions In your description, you should include the following : A small Introduction and also indicate why did you chose to talk