I plan to go northwards tomorrow.

I drew the north wind in mahjong.

He is the lord of this region.

He feels responsible as the head of the family.

The Lord protects us.

What are you doing?

This forest is a habitat for many kinds of animals.

He is an expert in oceanography.

My major is oceanography.

Marine pollution is a global issue, and all countries should cooperate to find a solution.