Since the timetable change, peak time services have seen a marked reduction in frequency.

The result of the program a marked reduction in the waste material entering the rivers and harbour.

Plants older than 17 years showed a marked reduction in reproductive potential.

Researchers have found that smoke causes a marked reduction in the production of new collagen.

There was a marked reduction in subsidence claims at the full year - down from $35.7m to $17.5m.

Despite continued clashes the cease-fire called for last weekend has brought a marked reduction in violence.

Since then however it has seen a marked reduction in its total fertility rate.

The company achieved marked reductions in weight and size while improving electrical performance of its products.

It has caused marked reduction in the prices of coffee reducing the sale price to growers.

It is far more important, however, that there should be a marked reduction in animal transports themselves.