The lake is of great value in preserving genetic diversity.

We want to preserve diversity in the media marketplace.

New York doesn't have to look far for ideas that preserve economic diversity.

They see this as a means of preserving cultural diversity and a wealth of human knowledge.

We must have the same approach towards preserving our natural heritage and biological diversity.

Lastly, preserving biological diversity does not mean we have to put a stop to the research effort and the development of knowledge.

People pretend that they want to preserve cultural diversity.

This region has always preserved its historical multicolour and diversity.

The city Government had not done enough, he implied, to preserve balance and diversity.

The commission's rules for cable ownership are designed to preserve diversity.