The population decreases as winter and summer progresses and rises once again at the next monsoon.

Yet as the winter progresses, life for some of the poorest members of society will become more difficult because of it.

The birds begin to form pairs during the autumn and males become increasingly territorial as winter progresses.

As winter progressed toward spring, the daylight grew longer by minutes each day.

Electricity supplies, it warned, could fall 40 to 50 percent below its requirements as winter progresses.

Entrepreneurs began to provide solutions as the winter progressed.

As winter progresses, they will always remain where there is open water free of ice.

As winter progresses, even this active bird slows and ceases to crow.

As the winter progresses the bark of the tree reflects the light of the sky and turns gray.

As winter progresses, the length of the day grows fairly quickly, to 8 hours and 20 minutes by the end of January.