We should focus on these fish's potential environmental and economic impact.

The game has been the focus of debate on its nature and impact.

At least five days a week: evidence on the impact of physical activity and its relationship to health.

Limited information however means that a close eye should be kept on its impact.

Several times on impact, the cover dropped back down again.

The rifle had gone off on the impact of body and earth.

A map and other information on its local impact is included below.

Most of the water was lost to space on impact, or burned off.

"With more experience we'll have a better handle on the impact of the law," he added.

"We all ran through the door which broke open on impact."