kind definition: 1. generous, helpful, and thinking about other people's feelings: 2. not causing harm or damage…. Learn more.
Which definition, what one?: Which of these do you want? Which do you want? See more.
Thermal Pollution. While most pollution types are straightforward, thermal pollution is a bit tricky. Many times, nuclear power plants and factories use water to cool things. However, if they put that warmed up water back into the environment, it wreaks havoc on the fish and wildlife because it has less oxygen. This is called thermal pollution.