The environmental hazard that is most difficult to control is
Answer Details
Out of the options given, air pollution is the environmental hazard that is most difficult to control. This is because air pollution can come from many sources, both natural and human-made, and it can spread over long distances, making it challenging to contain and manage. For example, air pollution from wildfires, dust storms, and volcanic eruptions can be difficult to control, as can emissions from vehicles, factories, and power plants. Additionally, air pollution can have a wide range of negative effects on the environment and human health, making it a critical issue that requires ongoing efforts to mitigate.