71.   Maybe solar power and hydrogen will replace coal and oil before greenhouse warming gets bothersome.

72.   McVeigh says his chief concern is that a slowdown in Third World economies could slow the push for solar power.

73.   Oil companies such as Shell and British Petroleum Plc have started ventures in solar power.

74.   On that flight, the shuttle Endeavour will deliver a giant solar power panel that will be deployed atop the station to greatly increase its supply of electricity.

75.   Opposing winglike solar power modules fastened to the ends of the long keel will convert sunlight to electricity.

76.   Other propositions encourage solar power and energy conservation.

77.   Press reports at the time said this rate was six times more efficient than previous tries at solar power.

78.   President Reagan led the effort to greatly reduce government spending on research into solar power.

79.   Remember solar power?

80.   Relying on an independent source of solar power, Sojourner is most likely responding to internal computer commands that instruct it to slowly circle the base of the lander.