What does Golden Gate Park use to pump in water ?
They include different kinds of pumps , most of them submersible pumps : Injector , a jet - driven pump Mechanical or rotary lobe pump requiring mechanical parts to pump water Solar - powered water pump Pump driven by air as used by the Amish Pump driven by air as used in the Australian outback Manual pumpless or hand pump wells requiring a human operator The pump replaces the use of a bucket and pulley system to extract water .