Geo political zones and their state​

The 36 states and the FCT are grouped into six geopolitical zones: North Central (7 states): Niger, Kogi, Benue, Plateau, Nasarawa (Nassarawa), Kwara and FCT. North East (6 states): Bauchi, Borno, Taraba, Adamawa, Gombe and Yobe. North West (7 states): Zamfara, Sokoto, Kaduna, Kebbi, Katsina, Kano and Jigawa.

b.

developed countries have tended to improve the environment, while developing countries have tended to damage it.