Me answer this question! around 5 sentences environmental science not bio

People are worried about too much carbon dioxide in the atmosphere because too much if it causes global warming.  Carbon dioxide is an important greenhouse gas that helps to trap heat in our atmosphere. Without it, our planet would be inhospitably cold.  Too much carbon in the air results in global warming and many other situations. Over the years humans have increased carbon in the air by 40%. Carbon Dioxide is polluted into the air by factories, cars, deforestation, and many other things. Global Warming causes sea-levels to rise, extreme weather patterns, heat waves, and more. This presents a cause on humans because if not fixed soon, we will deal with a mass extinction.

"menstrual cycle is a complex cycle that consists of several processes. order of occurrence of steps in menstrual cycle are as follows:

1. high progesterone levels maintain the endometrium lining of the uterus.

2. endometrium lining breaks down and low levels of estrogen stimulate the pituitary to release fsh and lh.

3. fsh and lh stimulates the follicles to develop and the oocyte to produce estrogen.

4. rising estrogen levels suppress fsh production and development of other follicles.

5. a spike in lh causes follicle to rupture.

6. a breakdown of corpus luteum causes progesterone level to drop."