Why was the concern over global cooling replaced with a concern over global warming?

a. The science community needed a cause to frighten the general population.

b. Steady surface temperature increases were noted between the 1970's and 90's.

Air pollution only became a concern in the 1980's.

d. Scientists observed severe ocean acidification.

Please select the best answer from the choices provided

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?

Development has provided electrically for less money but what may be considered a cause of nuclear power