activate

"Excessive cold activates compensatory regulatory mechanisms in the animals' bodies, causing them to expend more energy to stay warm. This can mask the real effects of any substance," explains the researcher.

After his office took on responsibility for the county’s Emergency Operations Center after Woolsey, he said, that operation now activates sooner, based on threats, rather than after a disaster has taken place.

The governor of a state makes the call to activate National Guard troops during an emergency, and can request additional help from the president or other states.

A month later, Israeli Prime Minister Benjamin Netanyahu acknowledged his government, following the advice of security officials, had “activated” clans in Gaza to work against Hamas.

According to the report, automatic defence plans were activated but could not prevent the power system shutting down.