Among them is Ms. Marshall's husband, who works at a lawnmower plant, a seasonal business where production levels change frequently.
The shape of the ocean also is altered as sea levels change.
Of course, production levels change, and some new oil is found each year to replace what is used -- but lately, not very much.
The project, titled Human Sensor, made its debut in Manchester, England's industrial hub, as models paraded around the city in the futuristic designs, illustrating how pollution levels change.
The Oklahoma state government has begun offering an e-mail service that alerts subscribers whenever terror threat levels change at the state or national level.
Whenever threat levels change, subscribers to Oklahoma's service receive a brief notification that informs them of the change and directs them to the state's Web site for details.
It also continually monitors conditions and will notify the gardener when levels change.
At the leadership and technical levels, change has not occurred for black employees.
Accordingly, the same attributes appear in each scenario, while their levels change.
Bicarbonate levels change were inversely associated with the long-term survival (Table 14; Fig. 12).
The consequences of bicarbonate levels change during ICU stay are not well studied.
