51.   Save your energy for the big problems.

52.   Saving energy has become a dormant issue, said Zelkin, who was once an energy-efficiency expert for the local utility.

53.   Since most utility charges are incorporated in the rent tenants pay, both tenants and landlords tend to forget about saving energy.

54.   That comment prompted political assaults from Democrats and environmentalists, who argued that the administration had minimized the potential to save energy while stressing new supplies.

55.   That way, they save their energy for the important issues.

56.   The DOE sees this as a way to save energy by eliminating the need for the aging of beef, which requires lengthy periods of refrigeration.

57.   The emphasis on saving energy is in part recognition of political reality.

58.   The Lawrence Berkeley National Laboratory developed this site, which explains how much energy you can save by taking specific energy-saving measures in your home.

59.   The president says his plan encourages people to save energy and to search for new kinds of energy.

60.   The system saves energy but is initially expensive.