31.   U.S. officials will need to ensure China has the financial incentive to agree to limit emissions of carbon dioxide and other greenhouse gases, analysts said.

32.   Yokich said he wants more scientific evidence before deciding whether to support a proposed international treaty limiting hydrocarbon emissions, an effort to stop global warming.

33.   A Health Ministry panel has recommended limiting emissions of dioxin from garbage incinerators being blamed for mounting health problems, ministry officials said Tuesday.

34.   A similar system for limiting emissions of sulphur dioxide has been shown to work in the US.

35.   As well, EPA Administrator Christie Whitman lost a high-profile effort to get Bush to honor his campaign promise to limit carbon dioxide emissions from power plants.

36.   Bush had promised during his campaign to limit emissions.

37.   Bush had promised during his campaign to limit such emissions.

38.   In return, these companies will have to modernize their plants to limit emissions, he said.

39.   In recent weeks, Bush has been criticisized by environmental groups for his decision to break a campaign promise to limit carbon dioxide emissions.

40.   In recent weeks, Bush has been criticized by environmental groups for his decision to break a campaign promise to limit carbon dioxide emissions.