What do you need to use in order to work as an environmental scientist?

"In order to work as an environmental scientist, in entry level job it requires a bachelor degree in environmental science but for the more research type, a person should have a master degree."

Explanation:

In order to work as an environmental scientist, in entry level job it requires a bachelor degree in environmental science but for the more research type, a person should have a master degree. Also with bachelor in biology, engineering, chemistry and physics will be acceptable to begin a career as an environmental scientist. Basically their work is to conduct research, control as well as remove the pollutant source which are affecting the environment as well as the public health. They generally fix the environmental problems.