Which of the following are consequences of humans polluting streams? - Nitrates from fertilizers deplete oxygen and leave "dead zones" where no fish or typical sea life can survive.
- Pesticides can kill non-target organisms, including beneficial insects, soil bacteria and fish.
- Trash that blows into streams can be damaging and endangering to wildlife.
- Animals, such as cows, stand in the flowing water and their waste mixes with the fresh water.
-Pollutants can cause algae to grow quickly, which produce toxins that harm other life in the streams.