In ...and not have them end up on the beach, (line 19), the pronoun them refers to
renewable energy form(s) (line 15)
waves of skepticism (lines 15-16)
people (line 16)
a lot of doubt(s) (line 17)
buoys (line 18)
{TITLE}
{CONTENT}
{TITLE}
Aguarde, enviando solicitação...