Other systems collect methane and prevent leaching from a closed landfill near the south edge of the park.

Therefore, they recognized, any system that builds an adequate reserve for the future must collect more than it needs in the early years.

Other green improvements include sun pipes and systems to collect rain water.

After two decades of operation, the system collected about one third of the revenue available to the government in Beijing.

The system collects the runoff from the washing process for appropriate disposal.

A system must collect and store historical data for inventory, prices, demand, and other causal factors.

The system has been collecting dust for a while now.

A noncritical system might collect data for use in Government reports, a function that would be required to work eventually but not immediately.

The dampening systems in buildings already collect the energy from swaying.

Daylighting systems collect and distribute sunlight to provide interior illumination.