Answer:
Human could use an electric saw to cut trees, if we keep cutting trees we will receive less oxygen since trees uses our carbondioxide that we exhale, and the tree will exhale their oxygen in the air if there isn't enough oxygen some insects/animals will die that could potentionally break the food cycle.
idk if this answers your question.
Answer:
but it's not working for the election results and forth with
It would create the glaciers to start melting resulting in flooding
An oxbow lake starts out as a “meander” in a river (like an S-shaped curve). It’s usually on a flat plain. A lake forms when the river finds a shorter, straighter route, leaving water behind in the S-curve.