51.   While the good Samaritans among us go on working extremely hard to conserve and preserve the environment, the rest should also help out in various ways.

52.   A three-day international meeting on the environment opened here Saturday, focusing on ways to help developing countries preserve their environments.

53.   Environment and Energy Minister Rene Castro and US Secretary of the Interior Bruce Babbit were due to sign a joint declaration on preserving the environment.

54.   Key oil producing and consuming countries Tuesday urged adequate oil sector investment, more conservation and cleaner fuels to meet future global needs and preserve the environment.