Students and faculty traveled to cities to study the impact of the migration.

Television scholars study the impact of television shows on culture.

The company did not study the impact on productivity.

She studies the impact of foreign aid on repression and civil war.

It would require state environmental and health officials to study the impact of power plants in disadvantaged communities.

Iowa has studied the potential impact of online poker on public health.

Researchers study the impact of these changes on food production.

"The survey will study the impact of bus reorganization on the community," he said.

Researchers have studied the impact of the library on the surrounding community.

Scientists have been studying the impact of climate change and water use.