You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. Your task is to classify the conversation either convey 'No emotion' or 'Happiness' by providing '1' and '0', respectively.
Example: Person1: Are you ready to order , sir ?
Person2: Yes , I'll have tomato soup and my friend will have mushroom soup .
Person1: Do you want anything to go with soup ?
Person2: Yes , bring us two steaks and two loads of bread , please .
Example solution: 0
Example explanation: This conversation is neutral as it is a customer ordering a dish. Therefore this is not classified as a strictly positive emotion in the conversation.

Problem: Person1: Well , no one could survive without water , but you see pollution has been making more and more water unable for drinking .
Person2: Yeah . Water pollution has for a long time been a major concern among the environmental issues .
Person1: But what are the sources of water pollution ?
Person2: They could generally be divided into two categories
Person1: Well , direct ones are the pollution directly from factories , refineries waste treatment plants etc . , aren ' t they ?
Person2: Yeah . They are emitted directly into urban water supplies .
Person1: But what about the indirect ones ?
Person2: Indirect sources include contaminants that enter the water supply from soils or groundwater systems and from the atmosphere via rainwater .
Person1: I see . For the sake of us all , we should be an active participator in the prevention of it .
Person2: Sure . It's an issue asking for everyone's participation .
Solution: 0