| 1 | It is further divided into four regions, or lobes, in each hemisphere. | |
| 2 | This means that different hemispheres are exposed to different amounts of sunlight throughout the year. | |
| 3 | Since these processes occur above the two hemispheres, both the Northern and the Southern light are created. | |
| 4 | The brain is divided into two roughly symmetrical hemispheres, sometimes called right and left brains. | |
| 5 | He said despite economic gains throughout the hemisphere, too many people remain mired in poverty. |