1.   Trees cut in old-growth forests are usually replaced with a single, usually fast-growing, species, destroying the diversity that previously nourished wildlife.

2.   At higher elevations, shrubs could replace forests.

3.   We must not sneer at progress, but it does bring its problems when condos replace forest.

4.   When eucalyptus trees were introduced in California to replace lost forests, they created an urban fire hazard.

5.   But environmentalists play down the value of replacing forests grown over thousands of years with young trees of limited ecological value, FEA-COSTA RICA-FORESTS.

6.   But many environmentalists play down the value of replacing forests grown over thousands of years with young trees of limited ecological value.

7.   Denuded forests cannot be replaced overnight but measures can and should be taken to prevent further destruction of forests especially in catchment areas.

8.   Rubber and palm oil plantations replaced forests over the past century in Malaysia.

9.   Thick scrub quickly replaces the forest, but the weak soil must periodically be fertilized with ashes, so burning becomes perennial.

10.   To replace logging in forests, China plans to start commercial tree farms this year, financed by private investors, Lei said.