Why study environmental law?

1: Why study environmental law?
2: Environmental law questions that you want to learn about and why they matter to you.
3:First read the Steel Co. v. Citizens for a Better Environment (1998) Then discuss:
Why did Citizens for a Better Environment lack standing in this case?
How could they state their claim differently so that they do have standing?
Article link: https://law.justia.com/cases/missouri/supreme-court/1970/54736-0.html