Describe the effect of the renaissance on western art.

The rebirth of learning started in the northern Italian cities, especially in Florence. From here it began to spread outwards all over western Europe, changing especially in art and architecture to suit the needs of different countries. For example, in Italy , which has a dry climate , people did not need sloping roofs as much as people in wetter northern Europe did. But more important were the religious differences which arose largely because of the Renaissance in Germany,Holland and England . 

Can you give me the poem so i can you?