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".

Q: Process:  -The bird picks a tree -The bird collects twigs and other refuse -The bird makes a flat base with twigs -The bird makes sides with twigs and other things -The bird adds softer material to the inside -The nest is done.
 Question: What is the effect of less pollution in the environment on there are more trees chopped down.?

A: none
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Q: Process:  -Water evaporates from the ground up to the sky -Water droplets are in clouds -The air gets cold -Water droplets turn into ice crystals -Ice crystals in clouds stick together and become snowflakes.
 Question: What is the effect of Weather conditions are less favorable for plant growth on less snow.?

A: none
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Q: Process:  -Coal is loaded into the firebox -The boiler produces steam under high pressure -The steam generated in the boiler flows down into a cylinder -Just ahead of the wheels, pushing a tight-fitting plunger, the piston -The piston is connected to one or more of the locomotive&#x27;s wheels through a kind of arm-elbow-shoulder joint called a crank and connecting rod -As the piston pushes, the crank and connecting rod turn the locomotive&#x27;s wheels and power the train along -An outlet valve opens and the piston pushes the steam back through the cylinder and out up the locomotive&#x27;s chimney -
 Question: What is the effect of there are fewer mushrooms present on more steam occurs.?

A:
none
****