Transportation PEEC focuses its transportation research mostly on behavioral approaches to more energy-efficient personal mobility. Such topics include boosting public transportation and translating car fuel efficiency into dollars saved. PEEC has also analyzed U.S. policies to reduce gasoline consumption and invented a device to recycle otherwise wasted heat from car motors into electricity.
Cortisol is a corticosteroid hormone produced by the zona fasciculata of the adrenal cortex (in the adrenal gland). It is a vital hormone that is often referred to as the stress hormone as it is involved in the response to physical and psychological stress.
Save. Cortisol is a hormone in the adrenal cortex that surges in response to the release of ACTH, another hormone produced by the pituitary gland. Cortisol levels are a good indicator of adrenal and pituitary function. Elevated cortisol levels can be a sign of several medical disorders.