Amarine scientist observes that dissolved oxygen decreases with increasing ocean depth. he concludes that deep sea creatures must require less oxygen than those at shallower depths. why is this an invalid scientific conclusion?

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

littering streams           is the answer