Answer:
climate change and pollution
Explanation:
if you're referring to in general answers, climate change and pollution are two factors.
if you're referring to the poem specifically, i'm not sure, as it's not posted.
A. their youth lends itself to vigor and unity
At the Library. I hope this helps.
You could show her how your feeling and tell her why
Answer: Smile is a very common expression. It is one's feature into an kind expression, it usually looks like the corners of the mouth turned up and the front teeth exposed.
:)
