4. Which statement describes the relationship between trees and global warming? A. Trees introduce chemicals into the air that are speeding up global warming B. Trees remove chemicals from the environment that contribute to global warming
C. Trees provide the key to reversing the global warming that has already taken place.
D. Trees face being killed by increasing temperatures due to global warming.

COMMON LIT. COMING: THE SIXTH MASS EXTINCTION

Read this adapted excerpt from a famous poem by john keats. this poem is about a beautiful vase with intricate shapes and patterns. you, silent form, do tease us out of thought as does etemity: cold pastorall when old age shall this generation waste, you shall remain in the middle of other woe than ours, a friend to man, to whom you say "beauty is truth, truth beauty that is all you know on earth, and all you need to know what is the poet saying when he writes that "old age shall this generation waste"? the poet is expressing his dread of growing older the poet is mourning the changes he sees in his "generation." the poet is saying that beauty is illusionary and short-lived. the poet is saying that people don't live long; life is brief