What are two ways human activity can lead to eutrophication

Which of teh following would explain the importance of the trans-siberian railroad to russia's economy? (schoology test)

Over half of the african-american population in the united states live in

All of the following actions are examples of civil disobedience, except a.) refusing to pay an unfair tax b.) refusing to use government services c.) participating in a protest march d.)planning a riot to destroy a government riot