In 3–5 sentences, describe how carbon dioxide levels can be reduced in the atmosphere.

Walk to places as much as possible to reduce co2 emissions from cars.

Explanation:

i think its y= -4x-14

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.