Answer:
Ocean and river pollution: it has been solved but the problem is that the machine that filters plastic from the water is making it difficult for Fishermen to catch fishes.
that's the only I can think of that could cause problem
1 and 3 is right. 2 and 4 aren't really true.
The correct answer I believe is C, but please correct me if I’m wrong!
Answer:
This succession is influenced by environmental factors such as soil type, water regimes, vegetation history, climate, and invasive species. Humans affect all of these factors. The human dimension introduces the greatest amount of unknown variability. Forest lands are under increasing development pressure.
Answer:
A. Wide Valley, A. Superposition, and A. Disconformity
Explanation:
