Instructions: In this task you will be given a process, and a question. The process contains a sequence of steps that happen in order. The question asks about the effect of a certain event on another event. If the first event has a positive effect on the second event, answer with "for", if it has a negative effect, answer with "against". If there's no causal relationship between the two, answer with "none".
Input: Process:  -Acid rain enters the atmosphere and lands -Makes water acidic -Kills fish -Kills the soils in trees -Leaves are also harmed.
 Question: What is the effect of less items are consumed on less surface water made acidic.?
Output:
none