The blue whale is the largest mammal in the whole world, so it has to breathe air just like all other sea mammals. How long can it say under water. A.) 1 hr. B.) 10 min. C.) 45.min D.) 1 1/2

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

Plz ! ive been stuck on this forever

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.